Home / 95,103.15-131,379.05-75,957.79

Finding the Fourth Proportional to 95,103.15, 131,379.05 and 75,957.79

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Solution

The fourth proportional to 95,103.15, 131,379.05 and 75,957.79 is: 104,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,103.15 : 131,379.05 = 75,957.79 : x
  2. Step 2: Convert to fraction form
    95,103.15/131,379.05 = 75,957.79/x
  3. Step 3: Cross multiply
    95,103.15x = 131,379.05 × 75,957.79
  4. Step 4: Simplify right side
    95,103.15x = 9,979,262,290.30
  5. Step 5: Solve for x
    x = 9,979,262,290.30/95,103.15
  6. Step 6: Final answer
    x = 104,930.93

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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.