Home / 195,540.84-293,316.72-69,163.20

Finding the Fourth Proportional to 195,540.84, 293,316.72 and 69,163.20

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Solution

The fourth proportional to 195,540.84, 293,316.72 and 69,163.20 is: 103,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,540.84 : 293,316.72 = 69,163.20 : x
  2. Step 2: Convert to fraction form
    195,540.84/293,316.72 = 69,163.20/x
  3. Step 3: Cross multiply
    195,540.84x = 293,316.72 × 69,163.20
  4. Step 4: Simplify right side
    195,540.84x = 20,286,722,968.70
  5. Step 5: Solve for x
    x = 20,286,722,968.70/195,540.84
  6. Step 6: Final answer
    x = 103,746.73

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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.