Home / 106,326.06-146,738.21-58,587.90

Finding the Fourth Proportional to 106,326.06, 146,738.21 and 58,587.90

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Solution

The fourth proportional to 106,326.06, 146,738.21 and 58,587.90 is: 80,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,326.06 : 146,738.21 = 58,587.90 : x
  2. Step 2: Convert to fraction form
    106,326.06/146,738.21 = 58,587.90/x
  3. Step 3: Cross multiply
    106,326.06x = 146,738.21 × 58,587.90
  4. Step 4: Simplify right side
    106,326.06x = 8,597,083,573.66
  5. Step 5: Solve for x
    x = 8,597,083,573.66/106,326.06
  6. Step 6: Final answer
    x = 80,855.85

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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.