Home / 62,305.28-85,763.04-54,333.44

Finding the Fourth Proportional to 62,305.28, 85,763.04 and 54,333.44

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Solution

The fourth proportional to 62,305.28, 85,763.04 and 54,333.44 is: 74,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,305.28 : 85,763.04 = 54,333.44 : x
  2. Step 2: Convert to fraction form
    62,305.28/85,763.04 = 54,333.44/x
  3. Step 3: Cross multiply
    62,305.28x = 85,763.04 × 54,333.44
  4. Step 4: Simplify right side
    62,305.28x = 4,659,800,988.06
  5. Step 5: Solve for x
    x = 4,659,800,988.06/62,305.28
  6. Step 6: Final answer
    x = 74,789.83

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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.