Home / 159,768.56-239,658.96-41,436.80

Finding the Fourth Proportional to 159,768.56, 239,658.96 and 41,436.80

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Solution

The fourth proportional to 159,768.56, 239,658.96 and 41,436.80 is: 62,156.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,768.56 : 239,658.96 = 41,436.80 : x
  2. Step 2: Convert to fraction form
    159,768.56/239,658.96 = 41,436.80/x
  3. Step 3: Cross multiply
    159,768.56x = 239,658.96 × 41,436.80
  4. Step 4: Simplify right side
    159,768.56x = 9,930,700,393.73
  5. Step 5: Solve for x
    x = 9,930,700,393.73/159,768.56
  6. Step 6: Final answer
    x = 62,156.79

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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.