Home / 101,770.11-152,634.39-38,568.44

Finding the Fourth Proportional to 101,770.11, 152,634.39 and 38,568.44

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Solution

The fourth proportional to 101,770.11, 152,634.39 and 38,568.44 is: 57,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,770.11 : 152,634.39 = 38,568.44 : x
  2. Step 2: Convert to fraction form
    101,770.11/152,634.39 = 38,568.44/x
  3. Step 3: Cross multiply
    101,770.11x = 152,634.39 × 38,568.44
  4. Step 4: Simplify right side
    101,770.11x = 5,886,870,312.65
  5. Step 5: Solve for x
    x = 5,886,870,312.65/101,770.11
  6. Step 6: Final answer
    x = 57,844.79

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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.