Home / 31,042.19-42,836.96-17,613.16

Finding the Fourth Proportional to 31,042.19, 42,836.96 and 17,613.16

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Solution

The fourth proportional to 31,042.19, 42,836.96 and 17,613.16 is: 24,305.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,042.19 : 42,836.96 = 17,613.16 : x
  2. Step 2: Convert to fraction form
    31,042.19/42,836.96 = 17,613.16/x
  3. Step 3: Cross multiply
    31,042.19x = 42,836.96 × 17,613.16
  4. Step 4: Simplify right side
    31,042.19x = 754,494,035.24
  5. Step 5: Solve for x
    x = 754,494,035.24/31,042.19
  6. Step 6: Final answer
    x = 24,305.44

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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.