Home / 179,432.20-269,148.30-54,773.20

Finding the Fourth Proportional to 179,432.20, 269,148.30 and 54,773.20

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Solution

The fourth proportional to 179,432.20, 269,148.30 and 54,773.20 is: 82,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,432.20 : 269,148.30 = 54,773.20 : x
  2. Step 2: Convert to fraction form
    179,432.20/269,148.30 = 54,773.20/x
  3. Step 3: Cross multiply
    179,432.20x = 269,148.30 × 54,773.20
  4. Step 4: Simplify right side
    179,432.20x = 14,742,113,665.56
  5. Step 5: Solve for x
    x = 14,742,113,665.56/179,432.20
  6. Step 6: Final answer
    x = 82,159.80

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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.