Home / 95,309.12-131,526.15-54,472.56

Finding the Fourth Proportional to 95,309.12, 131,526.15 and 54,472.56

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Solution

The fourth proportional to 95,309.12, 131,526.15 and 54,472.56 is: 75,171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,309.12 : 131,526.15 = 54,472.56 : x
  2. Step 2: Convert to fraction form
    95,309.12/131,526.15 = 54,472.56/x
  3. Step 3: Cross multiply
    95,309.12x = 131,526.15 × 54,472.56
  4. Step 4: Simplify right side
    95,309.12x = 7,164,566,097.44
  5. Step 5: Solve for x
    x = 7,164,566,097.44/95,309.12
  6. Step 6: Final answer
    x = 75,171.89

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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.