Home / 179,062.40-268,593.60-54,387.20

Finding the Fourth Proportional to 179,062.40, 268,593.60 and 54,387.20

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Solution

The fourth proportional to 179,062.40, 268,593.60 and 54,387.20 is: 81,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,062.40 : 268,593.60 = 54,387.20 : x
  2. Step 2: Convert to fraction form
    179,062.40/268,593.60 = 54,387.20/x
  3. Step 3: Cross multiply
    179,062.40x = 268,593.60 × 54,387.20
  4. Step 4: Simplify right side
    179,062.40x = 14,608,053,841.92
  5. Step 5: Solve for x
    x = 14,608,053,841.92/179,062.40
  6. Step 6: Final answer
    x = 81,580.80

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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.