Home / 195,229.74-292,917.48-76,983.51

Finding the Fourth Proportional to 195,229.74, 292,917.48 and 76,983.51

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Solution

The fourth proportional to 195,229.74, 292,917.48 and 76,983.51 is: 115,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,229.74 : 292,917.48 = 76,983.51 : x
  2. Step 2: Convert to fraction form
    195,229.74/292,917.48 = 76,983.51/x
  3. Step 3: Cross multiply
    195,229.74x = 292,917.48 × 76,983.51
  4. Step 4: Simplify right side
    195,229.74x = 22,549,815,750.75
  5. Step 5: Solve for x
    x = 22,549,815,750.75/195,229.74
  6. Step 6: Final answer
    x = 115,504.00

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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.