Home / 204,624.63-282,425.54-137,517.75

Finding the Fourth Proportional to 204,624.63, 282,425.54 and 137,517.75

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Solution

The fourth proportional to 204,624.63, 282,425.54 and 137,517.75 is: 189,803.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,624.63 : 282,425.54 = 137,517.75 : x
  2. Step 2: Convert to fraction form
    204,624.63/282,425.54 = 137,517.75/x
  3. Step 3: Cross multiply
    204,624.63x = 282,425.54 × 137,517.75
  4. Step 4: Simplify right side
    204,624.63x = 38,838,524,115.75
  5. Step 5: Solve for x
    x = 38,838,524,115.75/204,624.63
  6. Step 6: Final answer
    x = 189,803.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.