Home / 48,580.20-72,864.18-13,522.56

Finding the Fourth Proportional to 48,580.20, 72,864.18 and 13,522.56

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Solution

The fourth proportional to 48,580.20, 72,864.18 and 13,522.56 is: 20,282.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,580.20 : 72,864.18 = 13,522.56 : x
  2. Step 2: Convert to fraction form
    48,580.20/72,864.18 = 13,522.56/x
  3. Step 3: Cross multiply
    48,580.20x = 72,864.18 × 13,522.56
  4. Step 4: Simplify right side
    48,580.20x = 985,310,245.90
  5. Step 5: Solve for x
    x = 985,310,245.90/48,580.20
  6. Step 6: Final answer
    x = 20,282.14

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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.