Home / 68,956.71-95,160.32-38,742.04

Finding the Fourth Proportional to 68,956.71, 95,160.32 and 38,742.04

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Solution

The fourth proportional to 68,956.71, 95,160.32 and 38,742.04 is: 53,464.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,956.71 : 95,160.32 = 38,742.04 : x
  2. Step 2: Convert to fraction form
    68,956.71/95,160.32 = 38,742.04/x
  3. Step 3: Cross multiply
    68,956.71x = 95,160.32 × 38,742.04
  4. Step 4: Simplify right side
    68,956.71x = 3,686,704,923.85
  5. Step 5: Solve for x
    x = 3,686,704,923.85/68,956.71
  6. Step 6: Final answer
    x = 53,464.05

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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.