Home / 95,217.72-131,395.40-54,929.12

Finding the Fourth Proportional to 95,217.72, 131,395.40 and 54,929.12

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Solution

The fourth proportional to 95,217.72, 131,395.40 and 54,929.12 is: 75,799.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,217.72 : 131,395.40 = 54,929.12 : x
  2. Step 2: Convert to fraction form
    95,217.72/131,395.40 = 54,929.12/x
  3. Step 3: Cross multiply
    95,217.72x = 131,395.40 × 54,929.12
  4. Step 4: Simplify right side
    95,217.72x = 7,217,433,694.05
  5. Step 5: Solve for x
    x = 7,217,433,694.05/95,217.72
  6. Step 6: Final answer
    x = 75,799.27

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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.