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Finding the Fourth Proportional to 61,978.50, 92,930.78 and 24,543.94

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Solution

The fourth proportional to 61,978.50, 92,930.78 and 24,543.94 is: 36,801.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,978.50 : 92,930.78 = 24,543.94 : x
  2. Step 2: Convert to fraction form
    61,978.50/92,930.78 = 24,543.94/x
  3. Step 3: Cross multiply
    61,978.50x = 92,930.78 × 24,543.94
  4. Step 4: Simplify right side
    61,978.50x = 2,280,887,488.47
  5. Step 5: Solve for x
    x = 2,280,887,488.47/61,978.50
  6. Step 6: Final answer
    x = 36,801.27

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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.