Home / 61,702.90-85,151.55-37,842.73

Finding the Fourth Proportional to 61,702.90, 85,151.55 and 37,842.73

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Solution

The fourth proportional to 61,702.90, 85,151.55 and 37,842.73 is: 52,223.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,702.90 : 85,151.55 = 37,842.73 : x
  2. Step 2: Convert to fraction form
    61,702.90/85,151.55 = 37,842.73/x
  3. Step 3: Cross multiply
    61,702.90x = 85,151.55 × 37,842.73
  4. Step 4: Simplify right side
    61,702.90x = 3,222,367,044.76
  5. Step 5: Solve for x
    x = 3,222,367,044.76/61,702.90
  6. Step 6: Final answer
    x = 52,223.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.