Home / 95,021.55-131,143.65-54,727.47

Finding the Fourth Proportional to 95,021.55, 131,143.65 and 54,727.47

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Solution

The fourth proportional to 95,021.55, 131,143.65 and 54,727.47 is: 75,531.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,021.55 : 131,143.65 = 54,727.47 : x
  2. Step 2: Convert to fraction form
    95,021.55/131,143.65 = 54,727.47/x
  3. Step 3: Cross multiply
    95,021.55x = 131,143.65 × 54,727.47
  4. Step 4: Simplify right side
    95,021.55x = 7,177,160,171.07
  5. Step 5: Solve for x
    x = 7,177,160,171.07/95,021.55
  6. Step 6: Final answer
    x = 75,531.92

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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.