Home / 152,756.73-229,132.58-62,781.21

Finding the Fourth Proportional to 152,756.73, 229,132.58 and 62,781.21

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Solution

The fourth proportional to 152,756.73, 229,132.58 and 62,781.21 is: 94,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,756.73 : 229,132.58 = 62,781.21 : x
  2. Step 2: Convert to fraction form
    152,756.73/229,132.58 = 62,781.21/x
  3. Step 3: Cross multiply
    152,756.73x = 229,132.58 × 62,781.21
  4. Step 4: Simplify right side
    152,756.73x = 14,385,220,308.92
  5. Step 5: Solve for x
    x = 14,385,220,308.92/152,756.73
  6. Step 6: Final answer
    x = 94,170.78

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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.