Home / 163,081.45-225,067.51-95,120.43

Finding the Fourth Proportional to 163,081.45, 225,067.51 and 95,120.43

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Solution

The fourth proportional to 163,081.45, 225,067.51 and 95,120.43 is: 131,275.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,081.45 : 225,067.51 = 95,120.43 : x
  2. Step 2: Convert to fraction form
    163,081.45/225,067.51 = 95,120.43/x
  3. Step 3: Cross multiply
    163,081.45x = 225,067.51 × 95,120.43
  4. Step 4: Simplify right side
    163,081.45x = 21,408,517,605.13
  5. Step 5: Solve for x
    x = 21,408,517,605.13/163,081.45
  6. Step 6: Final answer
    x = 131,275.00

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1.5x scale

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.