Home / 156,352.28-234,572.16-51,245.04

Finding the Fourth Proportional to 156,352.28, 234,572.16 and 51,245.04

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Solution

The fourth proportional to 156,352.28, 234,572.16 and 51,245.04 is: 76,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,352.28 : 234,572.16 = 51,245.04 : x
  2. Step 2: Convert to fraction form
    156,352.28/234,572.16 = 51,245.04/x
  3. Step 3: Cross multiply
    156,352.28x = 234,572.16 × 51,245.04
  4. Step 4: Simplify right side
    156,352.28x = 12,020,659,722.09
  5. Step 5: Solve for x
    x = 12,020,659,722.09/156,352.28
  6. Step 6: Final answer
    x = 76,881.90

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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.