Home / 87,440.45-131,160.38-37,488.15

Finding the Fourth Proportional to 87,440.45, 131,160.38 and 37,488.15

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Solution

The fourth proportional to 87,440.45, 131,160.38 and 37,488.15 is: 56,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,440.45 : 131,160.38 = 37,488.15 : x
  2. Step 2: Convert to fraction form
    87,440.45/131,160.38 = 37,488.15/x
  3. Step 3: Cross multiply
    87,440.45x = 131,160.38 × 37,488.15
  4. Step 4: Simplify right side
    87,440.45x = 4,916,959,812.06
  5. Step 5: Solve for x
    x = 4,916,959,812.06/87,440.45
  6. Step 6: Final answer
    x = 56,232.10

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1.5x scale

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.