Home / 49,815.52-74,640.22-40,958.17

Finding the Fourth Proportional to 49,815.52, 74,640.22 and 40,958.17

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Solution

The fourth proportional to 49,815.52, 74,640.22 and 40,958.17 is: 61,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,815.52 : 74,640.22 = 40,958.17 : x
  2. Step 2: Convert to fraction form
    49,815.52/74,640.22 = 40,958.17/x
  3. Step 3: Cross multiply
    49,815.52x = 74,640.22 × 40,958.17
  4. Step 4: Simplify right side
    49,815.52x = 3,057,126,819.60
  5. Step 5: Solve for x
    x = 3,057,126,819.60/49,815.52
  6. Step 6: Final answer
    x = 61,368.96

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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.