Home / 95,781.56-132,166.96-54,943.55

Finding the Fourth Proportional to 95,781.56, 132,166.96 and 54,943.55

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Solution

The fourth proportional to 95,781.56, 132,166.96 and 54,943.55 is: 75,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,781.56 : 132,166.96 = 54,943.55 : x
  2. Step 2: Convert to fraction form
    95,781.56/132,166.96 = 54,943.55/x
  3. Step 3: Cross multiply
    95,781.56x = 132,166.96 × 54,943.55
  4. Step 4: Simplify right side
    95,781.56x = 7,261,721,672.54
  5. Step 5: Solve for x
    x = 7,261,721,672.54/95,781.56
  6. Step 6: Final answer
    x = 75,815.45

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1.5x scale

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.