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Finding the Fourth Proportional to 66,974.69, 100,458.72 and 24,862.95

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Solution

The fourth proportional to 66,974.69, 100,458.72 and 24,862.95 is: 37,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,974.69 : 100,458.72 = 24,862.95 : x
  2. Step 2: Convert to fraction form
    66,974.69/100,458.72 = 24,862.95/x
  3. Step 3: Cross multiply
    66,974.69x = 100,458.72 × 24,862.95
  4. Step 4: Simplify right side
    66,974.69x = 2,497,700,132.42
  5. Step 5: Solve for x
    x = 2,497,700,132.42/66,974.69
  6. Step 6: Final answer
    x = 37,293.20

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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.