Home / 62,680.59-86,505.13-35,817.90

Finding the Fourth Proportional to 62,680.59, 86,505.13 and 35,817.90

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Solution

The fourth proportional to 62,680.59, 86,505.13 and 35,817.90 is: 49,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,680.59 : 86,505.13 = 35,817.90 : x
  2. Step 2: Convert to fraction form
    62,680.59/86,505.13 = 35,817.90/x
  3. Step 3: Cross multiply
    62,680.59x = 86,505.13 × 35,817.90
  4. Step 4: Simplify right side
    62,680.59x = 3,098,432,095.83
  5. Step 5: Solve for x
    x = 3,098,432,095.83/62,680.59
  6. Step 6: Final answer
    x = 49,432.08

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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.