Home / 87,333.47-120,532.95-49,096.17

Finding the Fourth Proportional to 87,333.47, 120,532.95 and 49,096.17

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Solution

The fourth proportional to 87,333.47, 120,532.95 and 49,096.17 is: 67,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,333.47 : 120,532.95 = 49,096.17 : x
  2. Step 2: Convert to fraction form
    87,333.47/120,532.95 = 49,096.17/x
  3. Step 3: Cross multiply
    87,333.47x = 120,532.95 × 49,096.17
  4. Step 4: Simplify right side
    87,333.47x = 5,917,706,203.80
  5. Step 5: Solve for x
    x = 5,917,706,203.80/87,333.47
  6. Step 6: Final answer
    x = 67,759.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.