Home / 106,066.32-159,141.60-43,722.24

Finding the Fourth Proportional to 106,066.32, 159,141.60 and 43,722.24

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Solution

The fourth proportional to 106,066.32, 159,141.60 and 43,722.24 is: 65,600.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,066.32 : 159,141.60 = 43,722.24 : x
  2. Step 2: Convert to fraction form
    106,066.32/159,141.60 = 43,722.24/x
  3. Step 3: Cross multiply
    106,066.32x = 159,141.60 × 43,722.24
  4. Step 4: Simplify right side
    106,066.32x = 6,958,027,229.18
  5. Step 5: Solve for x
    x = 6,958,027,229.18/106,066.32
  6. Step 6: Final answer
    x = 65,600.72

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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.