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Finding the Fourth Proportional to 52,396.92, 72,317.71 and 29,738.03

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Solution

The fourth proportional to 52,396.92, 72,317.71 and 29,738.03 is: 41,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,396.92 : 72,317.71 = 29,738.03 : x
  2. Step 2: Convert to fraction form
    52,396.92/72,317.71 = 29,738.03/x
  3. Step 3: Cross multiply
    52,396.92x = 72,317.71 × 29,738.03
  4. Step 4: Simplify right side
    52,396.92x = 2,150,586,064.77
  5. Step 5: Solve for x
    x = 2,150,586,064.77/52,396.92
  6. Step 6: Final answer
    x = 41,044.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.