Home / 104,129.50-156,200.31-29,255.48

Finding the Fourth Proportional to 104,129.50, 156,200.31 and 29,255.48

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Solution

The fourth proportional to 104,129.50, 156,200.31 and 29,255.48 is: 43,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,129.50 : 156,200.31 = 29,255.48 : x
  2. Step 2: Convert to fraction form
    104,129.50/156,200.31 = 29,255.48/x
  3. Step 3: Cross multiply
    104,129.50x = 156,200.31 × 29,255.48
  4. Step 4: Simplify right side
    104,129.50x = 4,569,715,045.20
  5. Step 5: Solve for x
    x = 4,569,715,045.20/104,129.50
  6. Step 6: Final answer
    x = 43,884.92

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1.5x scale

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.