Home / 11,675.13-16,092.60-8,132.19

Finding the Fourth Proportional to 11,675.13, 16,092.60 and 8,132.19

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Solution

The fourth proportional to 11,675.13, 16,092.60 and 8,132.19 is: 11,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.13 : 16,092.60 = 8,132.19 : x
  2. Step 2: Convert to fraction form
    11,675.13/16,092.60 = 8,132.19/x
  3. Step 3: Cross multiply
    11,675.13x = 16,092.60 × 8,132.19
  4. Step 4: Simplify right side
    11,675.13x = 130,868,080.79
  5. Step 5: Solve for x
    x = 130,868,080.79/11,675.13
  6. Step 6: Final answer
    x = 11,209.13

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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.