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Finding the Fourth Proportional to 39,371.34, 54,330.39 and 22,373.31

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Solution

The fourth proportional to 39,371.34, 54,330.39 and 22,373.31 is: 30,874.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,371.34 : 54,330.39 = 22,373.31 : x
  2. Step 2: Convert to fraction form
    39,371.34/54,330.39 = 22,373.31/x
  3. Step 3: Cross multiply
    39,371.34x = 54,330.39 × 22,373.31
  4. Step 4: Simplify right side
    39,371.34x = 1,215,550,657.89
  5. Step 5: Solve for x
    x = 1,215,550,657.89/39,371.34
  6. Step 6: Final answer
    x = 30,874.00

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