Home / 125,764.20-188,625.80-36,996.95

Finding the Fourth Proportional to 125,764.20, 188,625.80 and 36,996.95

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Solution

The fourth proportional to 125,764.20, 188,625.80 and 36,996.95 is: 55,489.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,764.20 : 188,625.80 = 36,996.95 : x
  2. Step 2: Convert to fraction form
    125,764.20/188,625.80 = 36,996.95/x
  3. Step 3: Cross multiply
    125,764.20x = 188,625.80 × 36,996.95
  4. Step 4: Simplify right side
    125,764.20x = 6,978,578,163.20
  5. Step 5: Solve for x
    x = 6,978,578,163.20/125,764.20
  6. Step 6: Final answer
    x = 55,489.39

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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.