Home / 59,902.20-89,853.30-18,343.80

Finding the Fourth Proportional to 59,902.20, 89,853.30 and 18,343.80

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Solution

The fourth proportional to 59,902.20, 89,853.30 and 18,343.80 is: 27,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,902.20 : 89,853.30 = 18,343.80 : x
  2. Step 2: Convert to fraction form
    59,902.20/89,853.30 = 18,343.80/x
  3. Step 3: Cross multiply
    59,902.20x = 89,853.30 × 18,343.80
  4. Step 4: Simplify right side
    59,902.20x = 1,648,250,964.54
  5. Step 5: Solve for x
    x = 1,648,250,964.54/59,902.20
  6. Step 6: Final answer
    x = 27,515.70

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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.