Home / 152,759.20-229,046.76-68,504.14

Finding the Fourth Proportional to 152,759.20, 229,046.76 and 68,504.14

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Solution

The fourth proportional to 152,759.20, 229,046.76 and 68,504.14 is: 102,714.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,759.20 : 229,046.76 = 68,504.14 : x
  2. Step 2: Convert to fraction form
    152,759.20/229,046.76 = 68,504.14/x
  3. Step 3: Cross multiply
    152,759.20x = 229,046.76 × 68,504.14
  4. Step 4: Simplify right side
    152,759.20x = 15,690,651,313.59
  5. Step 5: Solve for x
    x = 15,690,651,313.59/152,759.20
  6. Step 6: Final answer
    x = 102,714.94

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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.