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Finding the Fourth Proportional to 22,267.72, 33,417.78 and 17,937.46

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Solution

The fourth proportional to 22,267.72, 33,417.78 and 17,937.46 is: 26,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267.72 : 33,417.78 = 17,937.46 : x
  2. Step 2: Convert to fraction form
    22,267.72/33,417.78 = 17,937.46/x
  3. Step 3: Cross multiply
    22,267.72x = 33,417.78 × 17,937.46
  4. Step 4: Simplify right side
    22,267.72x = 599,430,092.04
  5. Step 5: Solve for x
    x = 599,430,092.04/22,267.72
  6. Step 6: Final answer
    x = 26,919.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.