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Finding the Fourth Proportional to 10,363.67, 15,545.12 and 2,968.12

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Solution

The fourth proportional to 10,363.67, 15,545.12 and 2,968.12 is: 4,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.67 : 15,545.12 = 2,968.12 : x
  2. Step 2: Convert to fraction form
    10,363.67/15,545.12 = 2,968.12/x
  3. Step 3: Cross multiply
    10,363.67x = 15,545.12 × 2,968.12
  4. Step 4: Simplify right side
    10,363.67x = 46,139,781.57
  5. Step 5: Solve for x
    x = 46,139,781.57/10,363.67
  6. Step 6: Final answer
    x = 4,452.07

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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.