Home / 49,884.92-74,827.22-20,295.76

Finding the Fourth Proportional to 49,884.92, 74,827.22 and 20,295.76

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Solution

The fourth proportional to 49,884.92, 74,827.22 and 20,295.76 is: 30,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,884.92 : 74,827.22 = 20,295.76 : x
  2. Step 2: Convert to fraction form
    49,884.92/74,827.22 = 20,295.76/x
  3. Step 3: Cross multiply
    49,884.92x = 74,827.22 × 20,295.76
  4. Step 4: Simplify right side
    49,884.92x = 1,518,675,298.59
  5. Step 5: Solve for x
    x = 1,518,675,298.59/49,884.92
  6. Step 6: Final answer
    x = 30,443.57

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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.