Home / 87,468.52-131,210.14-27,510.76

Finding the Fourth Proportional to 87,468.52, 131,210.14 and 27,510.76

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Solution

The fourth proportional to 87,468.52, 131,210.14 and 27,510.76 is: 41,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,468.52 : 131,210.14 = 27,510.76 : x
  2. Step 2: Convert to fraction form
    87,468.52/131,210.14 = 27,510.76/x
  3. Step 3: Cross multiply
    87,468.52x = 131,210.14 × 27,510.76
  4. Step 4: Simplify right side
    87,468.52x = 3,609,690,671.11
  5. Step 5: Solve for x
    x = 3,609,690,671.11/87,468.52
  6. Step 6: Final answer
    x = 41,268.45

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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.