Home / 52,789.05-79,171.70-15,348.69

Finding the Fourth Proportional to 52,789.05, 79,171.70 and 15,348.69

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Solution

The fourth proportional to 52,789.05, 79,171.70 and 15,348.69 is: 23,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,789.05 : 79,171.70 = 15,348.69 : x
  2. Step 2: Convert to fraction form
    52,789.05/79,171.70 = 15,348.69/x
  3. Step 3: Cross multiply
    52,789.05x = 79,171.70 × 15,348.69
  4. Step 4: Simplify right side
    52,789.05x = 1,215,181,803.33
  5. Step 5: Solve for x
    x = 1,215,181,803.33/52,789.05
  6. Step 6: Final answer
    x = 23,019.58

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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.