Home / 118,694.41-178,043.52-38,732.07

Finding the Fourth Proportional to 118,694.41, 178,043.52 and 38,732.07

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Solution

The fourth proportional to 118,694.41, 178,043.52 and 38,732.07 is: 58,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,694.41 : 178,043.52 = 38,732.07 : x
  2. Step 2: Convert to fraction form
    118,694.41/178,043.52 = 38,732.07/x
  3. Step 3: Cross multiply
    118,694.41x = 178,043.52 × 38,732.07
  4. Step 4: Simplify right side
    118,694.41x = 6,895,994,674.73
  5. Step 5: Solve for x
    x = 6,895,994,674.73/118,694.41
  6. Step 6: Final answer
    x = 58,098.73

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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.