Home / 104,472.38-156,714.04-79,551.52

Finding the Fourth Proportional to 104,472.38, 156,714.04 and 79,551.52

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Solution

The fourth proportional to 104,472.38, 156,714.04 and 79,551.52 is: 119,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,472.38 : 156,714.04 = 79,551.52 : x
  2. Step 2: Convert to fraction form
    104,472.38/156,714.04 = 79,551.52/x
  3. Step 3: Cross multiply
    104,472.38x = 156,714.04 × 79,551.52
  4. Step 4: Simplify right side
    104,472.38x = 12,466,840,087.34
  5. Step 5: Solve for x
    x = 12,466,840,087.34/104,472.38
  6. Step 6: Final answer
    x = 119,331.45

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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.