Home / 52,716.49-78,987.25-37,101.31

Finding the Fourth Proportional to 52,716.49, 78,987.25 and 37,101.31

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Solution

The fourth proportional to 52,716.49, 78,987.25 and 37,101.31 is: 55,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,716.49 : 78,987.25 = 37,101.31 : x
  2. Step 2: Convert to fraction form
    52,716.49/78,987.25 = 37,101.31/x
  3. Step 3: Cross multiply
    52,716.49x = 78,987.25 × 37,101.31
  4. Step 4: Simplify right side
    52,716.49x = 2,930,530,297.21
  5. Step 5: Solve for x
    x = 2,930,530,297.21/52,716.49
  6. Step 6: Final answer
    x = 55,590.39

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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.