Home / 195,260.72-292,778.93-76,867.46

Finding the Fourth Proportional to 195,260.72, 292,778.93 and 76,867.46

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Solution

The fourth proportional to 195,260.72, 292,778.93 and 76,867.46 is: 115,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,260.72 : 292,778.93 = 76,867.46 : x
  2. Step 2: Convert to fraction form
    195,260.72/292,778.93 = 76,867.46/x
  3. Step 3: Cross multiply
    195,260.72x = 292,778.93 × 76,867.46
  4. Step 4: Simplify right side
    195,260.72x = 22,505,172,690.62
  5. Step 5: Solve for x
    x = 22,505,172,690.62/195,260.72
  6. Step 6: Final answer
    x = 115,257.04

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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.