Home / 68,240.38-94,171.50-38,025.48

Finding the Fourth Proportional to 68,240.38, 94,171.50 and 38,025.48

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Solution

The fourth proportional to 68,240.38, 94,171.50 and 38,025.48 is: 52,475.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,240.38 : 94,171.50 = 38,025.48 : x
  2. Step 2: Convert to fraction form
    68,240.38/94,171.50 = 38,025.48/x
  3. Step 3: Cross multiply
    68,240.38x = 94,171.50 × 38,025.48
  4. Step 4: Simplify right side
    68,240.38x = 3,580,916,489.82
  5. Step 5: Solve for x
    x = 3,580,916,489.82/68,240.38
  6. Step 6: Final answer
    x = 52,475.04

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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.