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Finding the Fourth Proportional to 38,583, 57,874.44 and 25,339.61

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Solution

The fourth proportional to 38,583, 57,874.44 and 25,339.61 is: 38,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,583 : 57,874.44 = 25,339.61 : x
  2. Step 2: Convert to fraction form
    38,583/57,874.44 = 25,339.61/x
  3. Step 3: Cross multiply
    38,583x = 57,874.44 × 25,339.61
  4. Step 4: Simplify right side
    38,583x = 1,466,515,449.20
  5. Step 5: Solve for x
    x = 1,466,515,449.20/38,583
  6. Step 6: Final answer
    x = 38,009.37

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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.