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Finding the Fourth Proportional to 232,591.40, 321,010.84 and 141,999.87

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Solution

The fourth proportional to 232,591.40, 321,010.84 and 141,999.87 is: 195,981.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,591.40 : 321,010.84 = 141,999.87 : x
  2. Step 2: Convert to fraction form
    232,591.40/321,010.84 = 141,999.87/x
  3. Step 3: Cross multiply
    232,591.40x = 321,010.84 × 141,999.87
  4. Step 4: Simplify right side
    232,591.40x = 45,583,497,548.59
  5. Step 5: Solve for x
    x = 45,583,497,548.59/232,591.40
  6. Step 6: Final answer
    x = 195,981.01

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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.