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Finding the Fourth Proportional to 9,062.66, 13,576.62 and 6,979.52

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Solution

The fourth proportional to 9,062.66, 13,576.62 and 6,979.52 is: 10,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,062.66 : 13,576.62 = 6,979.52 : x
  2. Step 2: Convert to fraction form
    9,062.66/13,576.62 = 6,979.52/x
  3. Step 3: Cross multiply
    9,062.66x = 13,576.62 × 6,979.52
  4. Step 4: Simplify right side
    9,062.66x = 94,758,290.82
  5. Step 5: Solve for x
    x = 94,758,290.82/9,062.66
  6. Step 6: Final answer
    x = 10,455.90

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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.