Home / 204,385.38-306,624.18-62,243.40

Finding the Fourth Proportional to 204,385.38, 306,624.18 and 62,243.40

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Solution

The fourth proportional to 204,385.38, 306,624.18 and 62,243.40 is: 93,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,385.38 : 306,624.18 = 62,243.40 : x
  2. Step 2: Convert to fraction form
    204,385.38/306,624.18 = 62,243.40/x
  3. Step 3: Cross multiply
    204,385.38x = 306,624.18 × 62,243.40
  4. Step 4: Simplify right side
    204,385.38x = 19,085,331,485.41
  5. Step 5: Solve for x
    x = 19,085,331,485.41/204,385.38
  6. Step 6: Final answer
    x = 93,379.14

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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.