Home / 95,473.12-131,755.80-57,725.68

Finding the Fourth Proportional to 95,473.12, 131,755.80 and 57,725.68

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Solution

The fourth proportional to 95,473.12, 131,755.80 and 57,725.68 is: 79,663.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,473.12 : 131,755.80 = 57,725.68 : x
  2. Step 2: Convert to fraction form
    95,473.12/131,755.80 = 57,725.68/x
  3. Step 3: Cross multiply
    95,473.12x = 131,755.80 × 57,725.68
  4. Step 4: Simplify right side
    95,473.12x = 7,605,693,148.94
  5. Step 5: Solve for x
    x = 7,605,693,148.94/95,473.12
  6. Step 6: Final answer
    x = 79,663.19

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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.