Home / 48,395.90-72,593.75-31,751.96

Finding the Fourth Proportional to 48,395.90, 72,593.75 and 31,751.96

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Solution

The fourth proportional to 48,395.90, 72,593.75 and 31,751.96 is: 47,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,395.90 : 72,593.75 = 31,751.96 : x
  2. Step 2: Convert to fraction form
    48,395.90/72,593.75 = 31,751.96/x
  3. Step 3: Cross multiply
    48,395.90x = 72,593.75 × 31,751.96
  4. Step 4: Simplify right side
    48,395.90x = 2,304,993,324.52
  5. Step 5: Solve for x
    x = 2,304,993,324.52/48,395.90
  6. Step 6: Final answer
    x = 47,627.87

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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.