Home / 31,044.06-42,843.94-18,301.14

Finding the Fourth Proportional to 31,044.06, 42,843.94 and 18,301.14

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Solution

The fourth proportional to 31,044.06, 42,843.94 and 18,301.14 is: 25,257.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,044.06 : 42,843.94 = 18,301.14 : x
  2. Step 2: Convert to fraction form
    31,044.06/42,843.94 = 18,301.14/x
  3. Step 3: Cross multiply
    31,044.06x = 42,843.94 × 18,301.14
  4. Step 4: Simplify right side
    31,044.06x = 784,092,898.34
  5. Step 5: Solve for x
    x = 784,092,898.34/31,044.06
  6. Step 6: Final answer
    x = 25,257.42

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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.