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Finding the Fourth Proportional to 5,959.86, 8,960.04 and 4,872.12

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Solution

The fourth proportional to 5,959.86, 8,960.04 and 4,872.12 is: 7,324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959.86 : 8,960.04 = 4,872.12 : x
  2. Step 2: Convert to fraction form
    5,959.86/8,960.04 = 4,872.12/x
  3. Step 3: Cross multiply
    5,959.86x = 8,960.04 × 4,872.12
  4. Step 4: Simplify right side
    5,959.86x = 43,654,390.08
  5. Step 5: Solve for x
    x = 43,654,390.08/5,959.86
  6. Step 6: Final answer
    x = 7,324.73

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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.