Home / 195,876.75-293,841.26-77,520.42

Finding the Fourth Proportional to 195,876.75, 293,841.26 and 77,520.42

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Solution

The fourth proportional to 195,876.75, 293,841.26 and 77,520.42 is: 116,290.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,876.75 : 293,841.26 = 77,520.42 : x
  2. Step 2: Convert to fraction form
    195,876.75/293,841.26 = 77,520.42/x
  3. Step 3: Cross multiply
    195,876.75x = 293,841.26 × 77,520.42
  4. Step 4: Simplify right side
    195,876.75x = 22,778,697,500.93
  5. Step 5: Solve for x
    x = 22,778,697,500.93/195,876.75
  6. Step 6: Final answer
    x = 116,290.97

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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.