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Finding the Fourth Proportional to 159,833.40, 239,687.82 and 59,939.08

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Solution

The fourth proportional to 159,833.40, 239,687.82 and 59,939.08 is: 89,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,833.40 : 239,687.82 = 59,939.08 : x
  2. Step 2: Convert to fraction form
    159,833.40/239,687.82 = 59,939.08/x
  3. Step 3: Cross multiply
    159,833.40x = 239,687.82 × 59,939.08
  4. Step 4: Simplify right side
    159,833.40x = 14,366,667,418.01
  5. Step 5: Solve for x
    x = 14,366,667,418.01/159,833.40
  6. Step 6: Final answer
    x = 89,885.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.