Home / 106,067.32-159,143.10-43,723.24

Finding the Fourth Proportional to 106,067.32, 159,143.10 and 43,723.24

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Solution

The fourth proportional to 106,067.32, 159,143.10 and 43,723.24 is: 65,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,067.32 : 159,143.10 = 43,723.24 : x
  2. Step 2: Convert to fraction form
    106,067.32/159,143.10 = 43,723.24/x
  3. Step 3: Cross multiply
    106,067.32x = 159,143.10 × 43,723.24
  4. Step 4: Simplify right side
    106,067.32x = 6,958,251,955.64
  5. Step 5: Solve for x
    x = 6,958,251,955.64/106,067.32
  6. Step 6: Final answer
    x = 65,602.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.