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Finding the Fourth Proportional to 15,266.92, 22,871.34 and 8,697.64

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Solution

The fourth proportional to 15,266.92, 22,871.34 and 8,697.64 is: 13,029.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266.92 : 22,871.34 = 8,697.64 : x
  2. Step 2: Convert to fraction form
    15,266.92/22,871.34 = 8,697.64/x
  3. Step 3: Cross multiply
    15,266.92x = 22,871.34 × 8,697.64
  4. Step 4: Simplify right side
    15,266.92x = 198,926,681.64
  5. Step 5: Solve for x
    x = 198,926,681.64/15,266.92
  6. Step 6: Final answer
    x = 13,029.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.