Home / 69,568.20-104,480.28-36,310.68

Finding the Fourth Proportional to 69,568.20, 104,480.28 and 36,310.68

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Solution

The fourth proportional to 69,568.20, 104,480.28 and 36,310.68 is: 54,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,568.20 : 104,480.28 = 36,310.68 : x
  2. Step 2: Convert to fraction form
    69,568.20/104,480.28 = 36,310.68/x
  3. Step 3: Cross multiply
    69,568.20x = 104,480.28 × 36,310.68
  4. Step 4: Simplify right side
    69,568.20x = 3,793,750,013.39
  5. Step 5: Solve for x
    x = 3,793,750,013.39/69,568.20
  6. Step 6: Final answer
    x = 54,532.82

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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.