Home / 55,934.38-83,881.59-18,487.54

Finding the Fourth Proportional to 55,934.38, 83,881.59 and 18,487.54

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Solution

The fourth proportional to 55,934.38, 83,881.59 and 18,487.54 is: 27,724.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,934.38 : 83,881.59 = 18,487.54 : x
  2. Step 2: Convert to fraction form
    55,934.38/83,881.59 = 18,487.54/x
  3. Step 3: Cross multiply
    55,934.38x = 83,881.59 × 18,487.54
  4. Step 4: Simplify right side
    55,934.38x = 1,550,764,250.39
  5. Step 5: Solve for x
    x = 1,550,764,250.39/55,934.38
  6. Step 6: Final answer
    x = 27,724.71

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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.