Home / 106,231.68-159,346.08-36,159.84

Finding the Fourth Proportional to 106,231.68, 159,346.08 and 36,159.84

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Solution

The fourth proportional to 106,231.68, 159,346.08 and 36,159.84 is: 54,239.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,231.68 : 159,346.08 = 36,159.84 : x
  2. Step 2: Convert to fraction form
    106,231.68/159,346.08 = 36,159.84/x
  3. Step 3: Cross multiply
    106,231.68x = 159,346.08 × 36,159.84
  4. Step 4: Simplify right side
    106,231.68x = 5,761,928,757.43
  5. Step 5: Solve for x
    x = 5,761,928,757.43/106,231.68
  6. Step 6: Final answer
    x = 54,239.27

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1.5x scale

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.