Home / 71,363.38-98,481.46-39,534.34

Finding the Fourth Proportional to 71,363.38, 98,481.46 and 39,534.34

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Solution

The fourth proportional to 71,363.38, 98,481.46 and 39,534.34 is: 54,557.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,363.38 : 98,481.46 = 39,534.34 : x
  2. Step 2: Convert to fraction form
    71,363.38/98,481.46 = 39,534.34/x
  3. Step 3: Cross multiply
    71,363.38x = 98,481.46 × 39,534.34
  4. Step 4: Simplify right side
    71,363.38x = 3,893,399,523.34
  5. Step 5: Solve for x
    x = 3,893,399,523.34/71,363.38
  6. Step 6: Final answer
    x = 54,557.39

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1.5x scale

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.