Home / 49,916.50-74,751.08-38,729.86

Finding the Fourth Proportional to 49,916.50, 74,751.08 and 38,729.86

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Solution

The fourth proportional to 49,916.50, 74,751.08 and 38,729.86 is: 57,998.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,916.50 : 74,751.08 = 38,729.86 : x
  2. Step 2: Convert to fraction form
    49,916.50/74,751.08 = 38,729.86/x
  3. Step 3: Cross multiply
    49,916.50x = 74,751.08 × 38,729.86
  4. Step 4: Simplify right side
    49,916.50x = 2,895,098,863.25
  5. Step 5: Solve for x
    x = 2,895,098,863.25/49,916.50
  6. Step 6: Final answer
    x = 57,998.84

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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.