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Finding the Fourth Proportional to 10,168.13, 14,032.05 and 5,691.89

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Solution

The fourth proportional to 10,168.13, 14,032.05 and 5,691.89 is: 7,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.13 : 14,032.05 = 5,691.89 : x
  2. Step 2: Convert to fraction form
    10,168.13/14,032.05 = 5,691.89/x
  3. Step 3: Cross multiply
    10,168.13x = 14,032.05 × 5,691.89
  4. Step 4: Simplify right side
    10,168.13x = 79,868,885.07
  5. Step 5: Solve for x
    x = 79,868,885.07/10,168.13
  6. Step 6: Final answer
    x = 7,854.83

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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.