Home / 74,625.68-111,940.14-27,853.04

Finding the Fourth Proportional to 74,625.68, 111,940.14 and 27,853.04

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Solution

The fourth proportional to 74,625.68, 111,940.14 and 27,853.04 is: 41,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,625.68 : 111,940.14 = 27,853.04 : x
  2. Step 2: Convert to fraction form
    74,625.68/111,940.14 = 27,853.04/x
  3. Step 3: Cross multiply
    74,625.68x = 111,940.14 × 27,853.04
  4. Step 4: Simplify right side
    74,625.68x = 3,117,873,197.03
  5. Step 5: Solve for x
    x = 3,117,873,197.03/74,625.68
  6. Step 6: Final answer
    x = 41,780.16

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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.