Home / 48,520.46-72,780.01-15,242.53

Finding the Fourth Proportional to 48,520.46, 72,780.01 and 15,242.53

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Solution

The fourth proportional to 48,520.46, 72,780.01 and 15,242.53 is: 22,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,520.46 : 72,780.01 = 15,242.53 : x
  2. Step 2: Convert to fraction form
    48,520.46/72,780.01 = 15,242.53/x
  3. Step 3: Cross multiply
    48,520.46x = 72,780.01 × 15,242.53
  4. Step 4: Simplify right side
    48,520.46x = 1,109,351,121.93
  5. Step 5: Solve for x
    x = 1,109,351,121.93/48,520.46
  6. Step 6: Final answer
    x = 22,863.57

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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.