Home / 94,639.32-130,561.02-62,332.20

Finding the Fourth Proportional to 94,639.32, 130,561.02 and 62,332.20

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Solution

The fourth proportional to 94,639.32, 130,561.02 and 62,332.20 is: 85,991.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,639.32 : 130,561.02 = 62,332.20 : x
  2. Step 2: Convert to fraction form
    94,639.32/130,561.02 = 62,332.20/x
  3. Step 3: Cross multiply
    94,639.32x = 130,561.02 × 62,332.20
  4. Step 4: Simplify right side
    94,639.32x = 8,138,155,610.84
  5. Step 5: Solve for x
    x = 8,138,155,610.84/94,639.32
  6. Step 6: Final answer
    x = 85,991.27

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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.