Home / 132,204.24-182,422.44-78,491.52

Finding the Fourth Proportional to 132,204.24, 182,422.44 and 78,491.52

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Solution

The fourth proportional to 132,204.24, 182,422.44 and 78,491.52 is: 108,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,204.24 : 182,422.44 = 78,491.52 : x
  2. Step 2: Convert to fraction form
    132,204.24/182,422.44 = 78,491.52/x
  3. Step 3: Cross multiply
    132,204.24x = 182,422.44 × 78,491.52
  4. Step 4: Simplify right side
    132,204.24x = 14,318,614,597.71
  5. Step 5: Solve for x
    x = 14,318,614,597.71/132,204.24
  6. Step 6: Final answer
    x = 108,306.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.