Home / 75,118.35-103,664.55-41,126.27

Finding the Fourth Proportional to 75,118.35, 103,664.55 and 41,126.27

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Solution

The fourth proportional to 75,118.35, 103,664.55 and 41,126.27 is: 56,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,118.35 : 103,664.55 = 41,126.27 : x
  2. Step 2: Convert to fraction form
    75,118.35/103,664.55 = 41,126.27/x
  3. Step 3: Cross multiply
    75,118.35x = 103,664.55 × 41,126.27
  4. Step 4: Simplify right side
    75,118.35x = 4,263,336,272.73
  5. Step 5: Solve for x
    x = 4,263,336,272.73/75,118.35
  6. Step 6: Final answer
    x = 56,754.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.