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Finding the Fourth Proportional to 61,793.15, 92,681.52 and 17,423.48

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Solution

The fourth proportional to 61,793.15, 92,681.52 and 17,423.48 is: 26,132.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,793.15 : 92,681.52 = 17,423.48 : x
  2. Step 2: Convert to fraction form
    61,793.15/92,681.52 = 17,423.48/x
  3. Step 3: Cross multiply
    61,793.15x = 92,681.52 × 17,423.48
  4. Step 4: Simplify right side
    61,793.15x = 1,614,834,146.68
  5. Step 5: Solve for x
    x = 1,614,834,146.68/61,793.15
  6. Step 6: Final answer
    x = 26,132.90

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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.