Home / 79,916.20-119,843.16-29,969.04

Finding the Fourth Proportional to 79,916.20, 119,843.16 and 29,969.04

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Solution

The fourth proportional to 79,916.20, 119,843.16 and 29,969.04 is: 44,941.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,916.20 : 119,843.16 = 29,969.04 : x
  2. Step 2: Convert to fraction form
    79,916.20/119,843.16 = 29,969.04/x
  3. Step 3: Cross multiply
    79,916.20x = 119,843.16 × 29,969.04
  4. Step 4: Simplify right side
    79,916.20x = 3,591,584,455.77
  5. Step 5: Solve for x
    x = 3,591,584,455.77/79,916.20
  6. Step 6: Final answer
    x = 44,941.88

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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.