Home / 59,974.46-90,016.56-30,412.70

Finding the Fourth Proportional to 59,974.46, 90,016.56 and 30,412.70

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Solution

The fourth proportional to 59,974.46, 90,016.56 and 30,412.70 is: 45,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,974.46 : 90,016.56 = 30,412.70 : x
  2. Step 2: Convert to fraction form
    59,974.46/90,016.56 = 30,412.70/x
  3. Step 3: Cross multiply
    59,974.46x = 90,016.56 × 30,412.70
  4. Step 4: Simplify right side
    59,974.46x = 2,737,646,634.31
  5. Step 5: Solve for x
    x = 2,737,646,634.31/59,974.46
  6. Step 6: Final answer
    x = 45,646.87

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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.