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Finding the Fourth Proportional to 8,952.81, 12,354.57 and 4,974.09

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Solution

The fourth proportional to 8,952.81, 12,354.57 and 4,974.09 is: 6,864.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.81 : 12,354.57 = 4,974.09 : x
  2. Step 2: Convert to fraction form
    8,952.81/12,354.57 = 4,974.09/x
  3. Step 3: Cross multiply
    8,952.81x = 12,354.57 × 4,974.09
  4. Step 4: Simplify right side
    8,952.81x = 61,452,743.09
  5. Step 5: Solve for x
    x = 61,452,743.09/8,952.81
  6. Step 6: Final answer
    x = 6,864.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.