Home / 87,804.38-131,681.12-62,635.10

Finding the Fourth Proportional to 87,804.38, 131,681.12 and 62,635.10

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Solution

The fourth proportional to 87,804.38, 131,681.12 and 62,635.10 is: 93,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,804.38 : 131,681.12 = 62,635.10 : x
  2. Step 2: Convert to fraction form
    87,804.38/131,681.12 = 62,635.10/x
  3. Step 3: Cross multiply
    87,804.38x = 131,681.12 × 62,635.10
  4. Step 4: Simplify right side
    87,804.38x = 8,247,860,119.31
  5. Step 5: Solve for x
    x = 8,247,860,119.31/87,804.38
  6. Step 6: Final answer
    x = 93,934.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.