Home / 96,557.16-144,846.68-86,635.47

Finding the Fourth Proportional to 96,557.16, 144,846.68 and 86,635.47

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Solution

The fourth proportional to 96,557.16, 144,846.68 and 86,635.47 is: 129,963.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,557.16 : 144,846.68 = 86,635.47 : x
  2. Step 2: Convert to fraction form
    96,557.16/144,846.68 = 86,635.47/x
  3. Step 3: Cross multiply
    96,557.16x = 144,846.68 × 86,635.47
  4. Step 4: Simplify right side
    96,557.16x = 12,548,859,766.56
  5. Step 5: Solve for x
    x = 12,548,859,766.56/96,557.16
  6. Step 6: Final answer
    x = 129,963.02

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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.