Home / 93,560.58-129,112.08-51,118.20

Finding the Fourth Proportional to 93,560.58, 129,112.08 and 51,118.20

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Solution

The fourth proportional to 93,560.58, 129,112.08 and 51,118.20 is: 70,542.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,560.58 : 129,112.08 = 51,118.20 : x
  2. Step 2: Convert to fraction form
    93,560.58/129,112.08 = 51,118.20/x
  3. Step 3: Cross multiply
    93,560.58x = 129,112.08 × 51,118.20
  4. Step 4: Simplify right side
    93,560.58x = 6,599,977,127.86
  5. Step 5: Solve for x
    x = 6,599,977,127.86/93,560.58
  6. Step 6: Final answer
    x = 70,542.29

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Half scale
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Double scale
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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.