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Finding the Fourth Proportional to 93,546.99, 129,100.78 and 53,264.27

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Solution

The fourth proportional to 93,546.99, 129,100.78 and 53,264.27 is: 73,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,546.99 : 129,100.78 = 53,264.27 : x
  2. Step 2: Convert to fraction form
    93,546.99/129,100.78 = 53,264.27/x
  3. Step 3: Cross multiply
    93,546.99x = 129,100.78 × 53,264.27
  4. Step 4: Simplify right side
    93,546.99x = 6,876,458,803.13
  5. Step 5: Solve for x
    x = 6,876,458,803.13/93,546.99
  6. Step 6: Final answer
    x = 73,508.07

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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.