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Finding the Fourth Proportional to 163,974.41, 226,294.41 and 100,324.52

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Solution

The fourth proportional to 163,974.41, 226,294.41 and 100,324.52 is: 138,453.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,974.41 : 226,294.41 = 100,324.52 : x
  2. Step 2: Convert to fraction form
    163,974.41/226,294.41 = 100,324.52/x
  3. Step 3: Cross multiply
    163,974.41x = 226,294.41 × 100,324.52
  4. Step 4: Simplify right side
    163,974.41x = 22,702,878,061.93
  5. Step 5: Solve for x
    x = 22,702,878,061.93/163,974.41
  6. Step 6: Final answer
    x = 138,453.79

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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.