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Finding the Fourth Proportional to 5,335.92, 8,003.88 and 4,039.92

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Solution

The fourth proportional to 5,335.92, 8,003.88 and 4,039.92 is: 6,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.92 : 8,003.88 = 4,039.92 : x
  2. Step 2: Convert to fraction form
    5,335.92/8,003.88 = 4,039.92/x
  3. Step 3: Cross multiply
    5,335.92x = 8,003.88 × 4,039.92
  4. Step 4: Simplify right side
    5,335.92x = 32,335,034.89
  5. Step 5: Solve for x
    x = 32,335,034.89/5,335.92
  6. Step 6: Final answer
    x = 6,059.88

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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.