Home / 87,802.38-131,678.13-62,633.10

Finding the Fourth Proportional to 87,802.38, 131,678.13 and 62,633.10

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Solution

The fourth proportional to 87,802.38, 131,678.13 and 62,633.10 is: 93,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,802.38 : 131,678.13 = 62,633.10 : x
  2. Step 2: Convert to fraction form
    87,802.38/131,678.13 = 62,633.10/x
  3. Step 3: Cross multiply
    87,802.38x = 131,678.13 × 62,633.10
  4. Step 4: Simplify right side
    87,802.38x = 8,247,409,484.10
  5. Step 5: Solve for x
    x = 8,247,409,484.10/87,802.38
  6. Step 6: Final answer
    x = 93,931.50

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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.