Home / 75,194.82-103,532.12-63,841.86

Finding the Fourth Proportional to 75,194.82, 103,532.12 and 63,841.86

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Solution

The fourth proportional to 75,194.82, 103,532.12 and 63,841.86 is: 87,900.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,194.82 : 103,532.12 = 63,841.86 : x
  2. Step 2: Convert to fraction form
    75,194.82/103,532.12 = 63,841.86/x
  3. Step 3: Cross multiply
    75,194.82x = 103,532.12 × 63,841.86
  4. Step 4: Simplify right side
    75,194.82x = 6,609,683,110.54
  5. Step 5: Solve for x
    x = 6,609,683,110.54/75,194.82
  6. Step 6: Final answer
    x = 87,900.78

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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.