Home / 52,876.44-79,243.20-19,565.28

Finding the Fourth Proportional to 52,876.44, 79,243.20 and 19,565.28

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Solution

The fourth proportional to 52,876.44, 79,243.20 and 19,565.28 is: 29,321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,876.44 : 79,243.20 = 19,565.28 : x
  2. Step 2: Convert to fraction form
    52,876.44/79,243.20 = 19,565.28/x
  3. Step 3: Cross multiply
    52,876.44x = 79,243.20 × 19,565.28
  4. Step 4: Simplify right side
    52,876.44x = 1,550,415,396.10
  5. Step 5: Solve for x
    x = 1,550,415,396.10/52,876.44
  6. Step 6: Final answer
    x = 29,321.48

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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.