Home / 87,786.60-131,656.36-24,603.16

Finding the Fourth Proportional to 87,786.60, 131,656.36 and 24,603.16

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Solution

The fourth proportional to 87,786.60, 131,656.36 and 24,603.16 is: 36,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,786.60 : 131,656.36 = 24,603.16 : x
  2. Step 2: Convert to fraction form
    87,786.60/131,656.36 = 24,603.16/x
  3. Step 3: Cross multiply
    87,786.60x = 131,656.36 × 24,603.16
  4. Step 4: Simplify right side
    87,786.60x = 3,239,162,490.10
  5. Step 5: Solve for x
    x = 3,239,162,490.10/87,786.60
  6. Step 6: Final answer
    x = 36,898.14

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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.