Home / 104,534.72-156,790.20-29,661.20

Finding the Fourth Proportional to 104,534.72, 156,790.20 and 29,661.20

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Solution

The fourth proportional to 104,534.72, 156,790.20 and 29,661.20 is: 44,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,534.72 : 156,790.20 = 29,661.20 : x
  2. Step 2: Convert to fraction form
    104,534.72/156,790.20 = 29,661.20/x
  3. Step 3: Cross multiply
    104,534.72x = 156,790.20 × 29,661.20
  4. Step 4: Simplify right side
    104,534.72x = 4,650,585,480.24
  5. Step 5: Solve for x
    x = 4,650,585,480.24/104,534.72
  6. Step 6: Final answer
    x = 44,488.43

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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.