Home / 52,019.60-71,787.29-29,359.53

Finding the Fourth Proportional to 52,019.60, 71,787.29 and 29,359.53

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Solution

The fourth proportional to 52,019.60, 71,787.29 and 29,359.53 is: 40,516.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,019.60 : 71,787.29 = 29,359.53 : x
  2. Step 2: Convert to fraction form
    52,019.60/71,787.29 = 29,359.53/x
  3. Step 3: Cross multiply
    52,019.60x = 71,787.29 × 29,359.53
  4. Step 4: Simplify right side
    52,019.60x = 2,107,640,947.58
  5. Step 5: Solve for x
    x = 2,107,640,947.58/52,019.60
  6. Step 6: Final answer
    x = 40,516.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.