Home / 87,981.52-131,980.04-24,802.17

Finding the Fourth Proportional to 87,981.52, 131,980.04 and 24,802.17

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Solution

The fourth proportional to 87,981.52, 131,980.04 and 24,802.17 is: 37,205.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,981.52 : 131,980.04 = 24,802.17 : x
  2. Step 2: Convert to fraction form
    87,981.52/131,980.04 = 24,802.17/x
  3. Step 3: Cross multiply
    87,981.52x = 131,980.04 × 24,802.17
  4. Step 4: Simplify right side
    87,981.52x = 3,273,391,388.69
  5. Step 5: Solve for x
    x = 3,273,391,388.69/87,981.52
  6. Step 6: Final answer
    x = 37,205.44

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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.