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Finding the Fourth Proportional to 234,395.95, 323,443.24 and 131,010.79

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Solution

The fourth proportional to 234,395.95, 323,443.24 and 131,010.79 is: 180,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,395.95 : 323,443.24 = 131,010.79 : x
  2. Step 2: Convert to fraction form
    234,395.95/323,443.24 = 131,010.79/x
  3. Step 3: Cross multiply
    234,395.95x = 323,443.24 × 131,010.79
  4. Step 4: Simplify right side
    234,395.95x = 42,374,554,392.56
  5. Step 5: Solve for x
    x = 42,374,554,392.56/234,395.95
  6. Step 6: Final answer
    x = 180,781.94

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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.