Home / 83,032.65-124,549.11-66,497.85

Finding the Fourth Proportional to 83,032.65, 124,549.11 and 66,497.85

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Solution

The fourth proportional to 83,032.65, 124,549.11 and 66,497.85 is: 99,746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,032.65 : 124,549.11 = 66,497.85 : x
  2. Step 2: Convert to fraction form
    83,032.65/124,549.11 = 66,497.85/x
  3. Step 3: Cross multiply
    83,032.65x = 124,549.11 × 66,497.85
  4. Step 4: Simplify right side
    83,032.65x = 8,282,248,034.41
  5. Step 5: Solve for x
    x = 8,282,248,034.41/83,032.65
  6. Step 6: Final answer
    x = 99,746.88

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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.