Home / 49,960.11-74,930.55-23,298.78

Finding the Fourth Proportional to 49,960.11, 74,930.55 and 23,298.78

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Solution

The fourth proportional to 49,960.11, 74,930.55 and 23,298.78 is: 34,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,960.11 : 74,930.55 = 23,298.78 : x
  2. Step 2: Convert to fraction form
    49,960.11/74,930.55 = 23,298.78/x
  3. Step 3: Cross multiply
    49,960.11x = 74,930.55 × 23,298.78
  4. Step 4: Simplify right side
    49,960.11x = 1,745,790,399.73
  5. Step 5: Solve for x
    x = 1,745,790,399.73/49,960.11
  6. Step 6: Final answer
    x = 34,943.69

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1.5x scale

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.