Home / 167,555.35-231,149.32-148,454.61

Finding the Fourth Proportional to 167,555.35, 231,149.32 and 148,454.61

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Solution

The fourth proportional to 167,555.35, 231,149.32 and 148,454.61 is: 204,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,555.35 : 231,149.32 = 148,454.61 : x
  2. Step 2: Convert to fraction form
    167,555.35/231,149.32 = 148,454.61/x
  3. Step 3: Cross multiply
    167,555.35x = 231,149.32 × 148,454.61
  4. Step 4: Simplify right side
    167,555.35x = 34,315,182,152.37
  5. Step 5: Solve for x
    x = 34,315,182,152.37/167,555.35
  6. Step 6: Final answer
    x = 204,799.08

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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.