Home / 74,680.73-103,097.50-50,608.86

Finding the Fourth Proportional to 74,680.73, 103,097.50 and 50,608.86

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Solution

The fourth proportional to 74,680.73, 103,097.50 and 50,608.86 is: 69,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,680.73 : 103,097.50 = 50,608.86 : x
  2. Step 2: Convert to fraction form
    74,680.73/103,097.50 = 50,608.86/x
  3. Step 3: Cross multiply
    74,680.73x = 103,097.50 × 50,608.86
  4. Step 4: Simplify right side
    74,680.73x = 5,217,646,817.33
  5. Step 5: Solve for x
    x = 5,217,646,817.33/74,680.73
  6. Step 6: Final answer
    x = 69,866.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.