Home / 179,159.12-268,753.56-54,501.20

Finding the Fourth Proportional to 179,159.12, 268,753.56 and 54,501.20

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Solution

The fourth proportional to 179,159.12, 268,753.56 and 54,501.20 is: 81,756.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,159.12 : 268,753.56 = 54,501.20 : x
  2. Step 2: Convert to fraction form
    179,159.12/268,753.56 = 54,501.20/x
  3. Step 3: Cross multiply
    179,159.12x = 268,753.56 × 54,501.20
  4. Step 4: Simplify right side
    179,159.12x = 14,647,391,524.27
  5. Step 5: Solve for x
    x = 14,647,391,524.27/179,159.12
  6. Step 6: Final answer
    x = 81,756.33

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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.