Home / 74,920.23-112,424.68-27,568.57

Finding the Fourth Proportional to 74,920.23, 112,424.68 and 27,568.57

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Solution

The fourth proportional to 74,920.23, 112,424.68 and 27,568.57 is: 41,369.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,920.23 : 112,424.68 = 27,568.57 : x
  2. Step 2: Convert to fraction form
    74,920.23/112,424.68 = 27,568.57/x
  3. Step 3: Cross multiply
    74,920.23x = 112,424.68 × 27,568.57
  4. Step 4: Simplify right side
    74,920.23x = 3,099,387,660.31
  5. Step 5: Solve for x
    x = 3,099,387,660.31/74,920.23
  6. Step 6: Final answer
    x = 41,369.17

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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.