Home / 71,013.71-106,439.63-44,372.00

Finding the Fourth Proportional to 71,013.71, 106,439.63 and 44,372.00

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Solution

The fourth proportional to 71,013.71, 106,439.63 and 44,372.00 is: 66,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,013.71 : 106,439.63 = 44,372.00 : x
  2. Step 2: Convert to fraction form
    71,013.71/106,439.63 = 44,372.00/x
  3. Step 3: Cross multiply
    71,013.71x = 106,439.63 × 44,372.00
  4. Step 4: Simplify right side
    71,013.71x = 4,722,938,508.30
  5. Step 5: Solve for x
    x = 4,722,938,508.30/71,013.71
  6. Step 6: Final answer
    x = 66,507.42

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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.