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Finding the Fourth Proportional to 36,062.84, 54,020.82 and 29,423

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Solution

The fourth proportional to 36,062.84, 54,020.82 and 29,423 is: 44,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,062.84 : 54,020.82 = 29,423 : x
  2. Step 2: Convert to fraction form
    36,062.84/54,020.82 = 29,423/x
  3. Step 3: Cross multiply
    36,062.84x = 54,020.82 × 29,423
  4. Step 4: Simplify right side
    36,062.84x = 1,589,454,586.86
  5. Step 5: Solve for x
    x = 1,589,454,586.86/36,062.84
  6. Step 6: Final answer
    x = 44,074.58

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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.