Home / 74,474.40-111,711.60-24,562.20

Finding the Fourth Proportional to 74,474.40, 111,711.60 and 24,562.20

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Solution

The fourth proportional to 74,474.40, 111,711.60 and 24,562.20 is: 36,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,474.40 : 111,711.60 = 24,562.20 : x
  2. Step 2: Convert to fraction form
    74,474.40/111,711.60 = 24,562.20/x
  3. Step 3: Cross multiply
    74,474.40x = 111,711.60 × 24,562.20
  4. Step 4: Simplify right side
    74,474.40x = 2,743,882,661.52
  5. Step 5: Solve for x
    x = 2,743,882,661.52/74,474.40
  6. Step 6: Final answer
    x = 36,843.30

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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.