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Finding the Fourth Proportional to 25,255.68, 37,900.44 and 8,839.68

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Solution

The fourth proportional to 25,255.68, 37,900.44 and 8,839.68 is: 13,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.68 : 37,900.44 = 8,839.68 : x
  2. Step 2: Convert to fraction form
    25,255.68/37,900.44 = 8,839.68/x
  3. Step 3: Cross multiply
    25,255.68x = 37,900.44 × 8,839.68
  4. Step 4: Simplify right side
    25,255.68x = 335,027,761.46
  5. Step 5: Solve for x
    x = 335,027,761.46/25,255.68
  6. Step 6: Final answer
    x = 13,265.44

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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.