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Finding the Fourth Proportional to 41,757.84, 62,661.06 and 15,480.90

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Solution

The fourth proportional to 41,757.84, 62,661.06 and 15,480.90 is: 23,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,757.84 : 62,661.06 = 15,480.90 : x
  2. Step 2: Convert to fraction form
    41,757.84/62,661.06 = 15,480.90/x
  3. Step 3: Cross multiply
    41,757.84x = 62,661.06 × 15,480.90
  4. Step 4: Simplify right side
    41,757.84x = 970,049,603.75
  5. Step 5: Solve for x
    x = 970,049,603.75/41,757.84
  6. Step 6: Final answer
    x = 23,230.36

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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.