Home / 48,227.17-72,340-13,166.72

Finding the Fourth Proportional to 48,227.17, 72,340 and 13,166.72

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Solution

The fourth proportional to 48,227.17, 72,340 and 13,166.72 is: 19,749.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,227.17 : 72,340 = 13,166.72 : x
  2. Step 2: Convert to fraction form
    48,227.17/72,340 = 13,166.72/x
  3. Step 3: Cross multiply
    48,227.17x = 72,340 × 13,166.72
  4. Step 4: Simplify right side
    48,227.17x = 952,480,524.80
  5. Step 5: Solve for x
    x = 952,480,524.80/48,227.17
  6. Step 6: Final answer
    x = 19,749.87

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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.