Home / 74,106.23-111,170.94-24,174.78

Finding the Fourth Proportional to 74,106.23, 111,170.94 and 24,174.78

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Solution

The fourth proportional to 74,106.23, 111,170.94 and 24,174.78 is: 36,265.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,106.23 : 111,170.94 = 24,174.78 : x
  2. Step 2: Convert to fraction form
    74,106.23/111,170.94 = 24,174.78/x
  3. Step 3: Cross multiply
    74,106.23x = 111,170.94 × 24,174.78
  4. Step 4: Simplify right side
    74,106.23x = 2,687,533,016.89
  5. Step 5: Solve for x
    x = 2,687,533,016.89/74,106.23
  6. Step 6: Final answer
    x = 36,265.95

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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.