Home / 158,118.84-237,169.68-39,789.96

Finding the Fourth Proportional to 158,118.84, 237,169.68 and 39,789.96

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Solution

The fourth proportional to 158,118.84, 237,169.68 and 39,789.96 is: 59,682.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,118.84 : 237,169.68 = 39,789.96 : x
  2. Step 2: Convert to fraction form
    158,118.84/237,169.68 = 39,789.96/x
  3. Step 3: Cross multiply
    158,118.84x = 237,169.68 × 39,789.96
  4. Step 4: Simplify right side
    158,118.84x = 9,436,972,080.41
  5. Step 5: Solve for x
    x = 9,436,972,080.41/158,118.84
  6. Step 6: Final answer
    x = 59,682.78

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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.