Home / 95,459.52-131,726.43-55,175.90

Finding the Fourth Proportional to 95,459.52, 131,726.43 and 55,175.90

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Solution

The fourth proportional to 95,459.52, 131,726.43 and 55,175.90 is: 76,138.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,459.52 : 131,726.43 = 55,175.90 : x
  2. Step 2: Convert to fraction form
    95,459.52/131,726.43 = 55,175.90/x
  3. Step 3: Cross multiply
    95,459.52x = 131,726.43 × 55,175.90
  4. Step 4: Simplify right side
    95,459.52x = 7,268,123,670.40
  5. Step 5: Solve for x
    x = 7,268,123,670.40/95,459.52
  6. Step 6: Final answer
    x = 76,138.28

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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.