Home / 123,982.86-185,883.14-39,694.26

Finding the Fourth Proportional to 123,982.86, 185,883.14 and 39,694.26

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Solution

The fourth proportional to 123,982.86, 185,883.14 and 39,694.26 is: 59,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,982.86 : 185,883.14 = 39,694.26 : x
  2. Step 2: Convert to fraction form
    123,982.86/185,883.14 = 39,694.26/x
  3. Step 3: Cross multiply
    123,982.86x = 185,883.14 × 39,694.26
  4. Step 4: Simplify right side
    123,982.86x = 7,378,493,688.78
  5. Step 5: Solve for x
    x = 7,378,493,688.78/123,982.86
  6. Step 6: Final answer
    x = 59,512.21

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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.