Home / 195,231.60-292,845.96-54,987.12

Finding the Fourth Proportional to 195,231.60, 292,845.96 and 54,987.12

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Solution

The fourth proportional to 195,231.60, 292,845.96 and 54,987.12 is: 82,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,231.60 : 292,845.96 = 54,987.12 : x
  2. Step 2: Convert to fraction form
    195,231.60/292,845.96 = 54,987.12/x
  3. Step 3: Cross multiply
    195,231.60x = 292,845.96 × 54,987.12
  4. Step 4: Simplify right side
    195,231.60x = 16,102,755,944.04
  5. Step 5: Solve for x
    x = 16,102,755,944.04/195,231.60
  6. Step 6: Final answer
    x = 82,480.27

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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.