Home / 49,737.34-74,606.22-20,155.75

Finding the Fourth Proportional to 49,737.34, 74,606.22 and 20,155.75

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Solution

The fourth proportional to 49,737.34, 74,606.22 and 20,155.75 is: 30,233.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,737.34 : 74,606.22 = 20,155.75 : x
  2. Step 2: Convert to fraction form
    49,737.34/74,606.22 = 20,155.75/x
  3. Step 3: Cross multiply
    49,737.34x = 74,606.22 × 20,155.75
  4. Step 4: Simplify right side
    49,737.34x = 1,503,744,318.77
  5. Step 5: Solve for x
    x = 1,503,744,318.77/49,737.34
  6. Step 6: Final answer
    x = 30,233.71

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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.