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Finding the Fourth Proportional to 50,349.72, 75,420.90 and 29,523

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Solution

The fourth proportional to 50,349.72, 75,420.90 and 29,523 is: 44,223.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,349.72 : 75,420.90 = 29,523 : x
  2. Step 2: Convert to fraction form
    50,349.72/75,420.90 = 29,523/x
  3. Step 3: Cross multiply
    50,349.72x = 75,420.90 × 29,523
  4. Step 4: Simplify right side
    50,349.72x = 2,226,651,230.70
  5. Step 5: Solve for x
    x = 2,226,651,230.70/50,349.72
  6. Step 6: Final answer
    x = 44,223.71

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1.5x scale

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.