Home / 95,806.40-143,698.64-25,680.24

Finding the Fourth Proportional to 95,806.40, 143,698.64 and 25,680.24

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Solution

The fourth proportional to 95,806.40, 143,698.64 and 25,680.24 is: 38,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,806.40 : 143,698.64 = 25,680.24 : x
  2. Step 2: Convert to fraction form
    95,806.40/143,698.64 = 25,680.24/x
  3. Step 3: Cross multiply
    95,806.40x = 143,698.64 × 25,680.24
  4. Step 4: Simplify right side
    95,806.40x = 3,690,215,562.87
  5. Step 5: Solve for x
    x = 3,690,215,562.87/95,806.40
  6. Step 6: Final answer
    x = 38,517.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.