Home / 179,159.22-268,729.11-54,490.50

Finding the Fourth Proportional to 179,159.22, 268,729.11 and 54,490.50

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Solution

The fourth proportional to 179,159.22, 268,729.11 and 54,490.50 is: 81,732.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,159.22 : 268,729.11 = 54,490.50 : x
  2. Step 2: Convert to fraction form
    179,159.22/268,729.11 = 54,490.50/x
  3. Step 3: Cross multiply
    179,159.22x = 268,729.11 × 54,490.50
  4. Step 4: Simplify right side
    179,159.22x = 14,643,183,568.46
  5. Step 5: Solve for x
    x = 14,643,183,568.46/179,159.22
  6. Step 6: Final answer
    x = 81,732.79

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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.