Home / 52,149.35-71,961.80-29,490.66

Finding the Fourth Proportional to 52,149.35, 71,961.80 and 29,490.66

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Solution

The fourth proportional to 52,149.35, 71,961.80 and 29,490.66 is: 40,694.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,149.35 : 71,961.80 = 29,490.66 : x
  2. Step 2: Convert to fraction form
    52,149.35/71,961.80 = 29,490.66/x
  3. Step 3: Cross multiply
    52,149.35x = 71,961.80 × 29,490.66
  4. Step 4: Simplify right side
    52,149.35x = 2,122,200,829.33
  5. Step 5: Solve for x
    x = 2,122,200,829.33/52,149.35
  6. Step 6: Final answer
    x = 40,694.68

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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.