Home / 146,625.82-202,435.25-100,764.46

Finding the Fourth Proportional to 146,625.82, 202,435.25 and 100,764.46

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Solution

The fourth proportional to 146,625.82, 202,435.25 and 100,764.46 is: 139,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,625.82 : 202,435.25 = 100,764.46 : x
  2. Step 2: Convert to fraction form
    146,625.82/202,435.25 = 100,764.46/x
  3. Step 3: Cross multiply
    146,625.82x = 202,435.25 × 100,764.46
  4. Step 4: Simplify right side
    146,625.82x = 20,398,278,651.22
  5. Step 5: Solve for x
    x = 20,398,278,651.22/146,625.82
  6. Step 6: Final answer
    x = 139,117.92

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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.