Home / 52,126.96-78,175.36-25,456.48

Finding the Fourth Proportional to 52,126.96, 78,175.36 and 25,456.48

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Solution

The fourth proportional to 52,126.96, 78,175.36 and 25,456.48 is: 38,177.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,126.96 : 78,175.36 = 25,456.48 : x
  2. Step 2: Convert to fraction form
    52,126.96/78,175.36 = 25,456.48/x
  3. Step 3: Cross multiply
    52,126.96x = 78,175.36 × 25,456.48
  4. Step 4: Simplify right side
    52,126.96x = 1,990,069,488.33
  5. Step 5: Solve for x
    x = 1,990,069,488.33/52,126.96
  6. Step 6: Final answer
    x = 38,177.36

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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.