Home / 233,919.75-322,785.03-172,698.54

Finding the Fourth Proportional to 233,919.75, 322,785.03 and 172,698.54

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Solution

The fourth proportional to 233,919.75, 322,785.03 and 172,698.54 is: 238,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,919.75 : 322,785.03 = 172,698.54 : x
  2. Step 2: Convert to fraction form
    233,919.75/322,785.03 = 172,698.54/x
  3. Step 3: Cross multiply
    233,919.75x = 322,785.03 × 172,698.54
  4. Step 4: Simplify right side
    233,919.75x = 55,744,503,414.86
  5. Step 5: Solve for x
    x = 55,744,503,414.86/233,919.75
  6. Step 6: Final answer
    x = 238,306.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.