Home / 49,516.39-68,253.04-38,742.68

Finding the Fourth Proportional to 49,516.39, 68,253.04 and 38,742.68

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Solution

The fourth proportional to 49,516.39, 68,253.04 and 38,742.68 is: 53,402.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,516.39 : 68,253.04 = 38,742.68 : x
  2. Step 2: Convert to fraction form
    49,516.39/68,253.04 = 38,742.68/x
  3. Step 3: Cross multiply
    49,516.39x = 68,253.04 × 38,742.68
  4. Step 4: Simplify right side
    49,516.39x = 2,644,305,687.75
  5. Step 5: Solve for x
    x = 2,644,305,687.75/49,516.39
  6. Step 6: Final answer
    x = 53,402.63

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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.