Home / 62,359.20-86,080.32-38,495.52

Finding the Fourth Proportional to 62,359.20, 86,080.32 and 38,495.52

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Solution

The fourth proportional to 62,359.20, 86,080.32 and 38,495.52 is: 53,139.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,359.20 : 86,080.32 = 38,495.52 : x
  2. Step 2: Convert to fraction form
    62,359.20/86,080.32 = 38,495.52/x
  3. Step 3: Cross multiply
    62,359.20x = 86,080.32 × 38,495.52
  4. Step 4: Simplify right side
    62,359.20x = 3,313,706,680.17
  5. Step 5: Solve for x
    x = 3,313,706,680.17/62,359.20
  6. Step 6: Final answer
    x = 53,139.02

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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.