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Finding the Fourth Proportional to 38,370.20, 52,959.04 and 25,787.66

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Solution

The fourth proportional to 38,370.20, 52,959.04 and 25,787.66 is: 35,592.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,370.20 : 52,959.04 = 25,787.66 : x
  2. Step 2: Convert to fraction form
    38,370.20/52,959.04 = 25,787.66/x
  3. Step 3: Cross multiply
    38,370.20x = 52,959.04 × 25,787.66
  4. Step 4: Simplify right side
    38,370.20x = 1,365,689,717.45
  5. Step 5: Solve for x
    x = 1,365,689,717.45/38,370.20
  6. Step 6: Final answer
    x = 35,592.46

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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.