Home / 104,211.60-156,301.20-29,324.40

Finding the Fourth Proportional to 104,211.60, 156,301.20 and 29,324.40

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Solution

The fourth proportional to 104,211.60, 156,301.20 and 29,324.40 is: 43,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,211.60 : 156,301.20 = 29,324.40 : x
  2. Step 2: Convert to fraction form
    104,211.60/156,301.20 = 29,324.40/x
  3. Step 3: Cross multiply
    104,211.60x = 156,301.20 × 29,324.40
  4. Step 4: Simplify right side
    104,211.60x = 4,583,438,909.28
  5. Step 5: Solve for x
    x = 4,583,438,909.28/104,211.60
  6. Step 6: Final answer
    x = 43,982.04

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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.