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Finding the Fourth Proportional to 141,521.58, 195,380.37 and 93,839.31

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Solution

The fourth proportional to 141,521.58, 195,380.37 and 93,839.31 is: 129,551.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,521.58 : 195,380.37 = 93,839.31 : x
  2. Step 2: Convert to fraction form
    141,521.58/195,380.37 = 93,839.31/x
  3. Step 3: Cross multiply
    141,521.58x = 195,380.37 × 93,839.31
  4. Step 4: Simplify right side
    141,521.58x = 18,334,359,108.34
  5. Step 5: Solve for x
    x = 18,334,359,108.34/141,521.58
  6. Step 6: Final answer
    x = 129,551.68

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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.