Home / 195,108.50-292,656.22-82,716.42

Finding the Fourth Proportional to 195,108.50, 292,656.22 and 82,716.42

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Solution

The fourth proportional to 195,108.50, 292,656.22 and 82,716.42 is: 124,071.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,108.50 : 292,656.22 = 82,716.42 : x
  2. Step 2: Convert to fraction form
    195,108.50/292,656.22 = 82,716.42/x
  3. Step 3: Cross multiply
    195,108.50x = 292,656.22 × 82,716.42
  4. Step 4: Simplify right side
    195,108.50x = 24,207,474,809.13
  5. Step 5: Solve for x
    x = 24,207,474,809.13/195,108.50
  6. Step 6: Final answer
    x = 124,071.86

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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.