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Finding the Fourth Proportional to 93,602.59, 129,194.79 and 53,340.23

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Solution

The fourth proportional to 93,602.59, 129,194.79 and 53,340.23 is: 73,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,602.59 : 129,194.79 = 53,340.23 : x
  2. Step 2: Convert to fraction form
    93,602.59/129,194.79 = 53,340.23/x
  3. Step 3: Cross multiply
    93,602.59x = 129,194.79 × 53,340.23
  4. Step 4: Simplify right side
    93,602.59x = 6,891,279,936.36
  5. Step 5: Solve for x
    x = 6,891,279,936.36/93,602.59
  6. Step 6: Final answer
    x = 73,622.75

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Half scale
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Double scale
Find fourth proportional to 93,603.59, 129,196.17 and 53,341.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.