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Finding the Fourth Proportional to 6,052.80, 9,079.20 and 5,141.55

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Solution

The fourth proportional to 6,052.80, 9,079.20 and 5,141.55 is: 7,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,052.80 : 9,079.20 = 5,141.55 : x
  2. Step 2: Convert to fraction form
    6,052.80/9,079.20 = 5,141.55/x
  3. Step 3: Cross multiply
    6,052.80x = 9,079.20 × 5,141.55
  4. Step 4: Simplify right side
    6,052.80x = 46,681,160.76
  5. Step 5: Solve for x
    x = 46,681,160.76/6,052.80
  6. Step 6: Final answer
    x = 7,712.33

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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.