Home / 179,157.12-268,750.56-54,499.20

Finding the Fourth Proportional to 179,157.12, 268,750.56 and 54,499.20

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Solution

The fourth proportional to 179,157.12, 268,750.56 and 54,499.20 is: 81,753.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,157.12 : 268,750.56 = 54,499.20 : x
  2. Step 2: Convert to fraction form
    179,157.12/268,750.56 = 54,499.20/x
  3. Step 3: Cross multiply
    179,157.12x = 268,750.56 × 54,499.20
  4. Step 4: Simplify right side
    179,157.12x = 14,646,690,519.55
  5. Step 5: Solve for x
    x = 14,646,690,519.55/179,157.12
  6. Step 6: Final answer
    x = 81,753.33

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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.