Home / 51,496.62-77,251.05-18,209.88

Finding the Fourth Proportional to 51,496.62, 77,251.05 and 18,209.88

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Solution

The fourth proportional to 51,496.62, 77,251.05 and 18,209.88 is: 27,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,496.62 : 77,251.05 = 18,209.88 : x
  2. Step 2: Convert to fraction form
    51,496.62/77,251.05 = 18,209.88/x
  3. Step 3: Cross multiply
    51,496.62x = 77,251.05 × 18,209.88
  4. Step 4: Simplify right side
    51,496.62x = 1,406,732,350.37
  5. Step 5: Solve for x
    x = 1,406,732,350.37/51,496.62
  6. Step 6: Final answer
    x = 27,316.98

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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.