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Finding the Fourth Proportional to 38,603.88, 57,858.12 and 22,792.88

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Solution

The fourth proportional to 38,603.88, 57,858.12 and 22,792.88 is: 34,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,603.88 : 57,858.12 = 22,792.88 : x
  2. Step 2: Convert to fraction form
    38,603.88/57,858.12 = 22,792.88/x
  3. Step 3: Cross multiply
    38,603.88x = 57,858.12 × 22,792.88
  4. Step 4: Simplify right side
    38,603.88x = 1,318,752,896.90
  5. Step 5: Solve for x
    x = 1,318,752,896.90/38,603.88
  6. Step 6: Final answer
    x = 34,161.15

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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.