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Finding the Fourth Proportional to 8,500.38, 12,753.63 and 4,341.42

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Solution

The fourth proportional to 8,500.38, 12,753.63 and 4,341.42 is: 6,513.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.38 : 12,753.63 = 4,341.42 : x
  2. Step 2: Convert to fraction form
    8,500.38/12,753.63 = 4,341.42/x
  3. Step 3: Cross multiply
    8,500.38x = 12,753.63 × 4,341.42
  4. Step 4: Simplify right side
    8,500.38x = 55,368,864.35
  5. Step 5: Solve for x
    x = 55,368,864.35/8,500.38
  6. Step 6: Final answer
    x = 6,513.69

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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.