Home / 152,756.61-229,132.39-62,781.09

Finding the Fourth Proportional to 152,756.61, 229,132.39 and 62,781.09

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Solution

The fourth proportional to 152,756.61, 229,132.39 and 62,781.09 is: 94,170.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,756.61 : 229,132.39 = 62,781.09 : x
  2. Step 2: Convert to fraction form
    152,756.61/229,132.39 = 62,781.09/x
  3. Step 3: Cross multiply
    152,756.61x = 229,132.39 × 62,781.09
  4. Step 4: Simplify right side
    152,756.61x = 14,385,179,738.94
  5. Step 5: Solve for x
    x = 14,385,179,738.94/152,756.61
  6. Step 6: Final answer
    x = 94,170.59

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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.