Home / 95,429.10-131,679.75-52,979.43

Finding the Fourth Proportional to 95,429.10, 131,679.75 and 52,979.43

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Solution

The fourth proportional to 95,429.10, 131,679.75 and 52,979.43 is: 73,104.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,429.10 : 131,679.75 = 52,979.43 : x
  2. Step 2: Convert to fraction form
    95,429.10/131,679.75 = 52,979.43/x
  3. Step 3: Cross multiply
    95,429.10x = 131,679.75 × 52,979.43
  4. Step 4: Simplify right side
    95,429.10x = 6,976,318,097.54
  5. Step 5: Solve for x
    x = 6,976,318,097.54/95,429.10
  6. Step 6: Final answer
    x = 73,104.72

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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.