Home / 53,274.62-73,513.14-29,399.78

Finding the Fourth Proportional to 53,274.62, 73,513.14 and 29,399.78

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Solution

The fourth proportional to 53,274.62, 73,513.14 and 29,399.78 is: 40,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,274.62 : 73,513.14 = 29,399.78 : x
  2. Step 2: Convert to fraction form
    53,274.62/73,513.14 = 29,399.78/x
  3. Step 3: Cross multiply
    53,274.62x = 73,513.14 × 29,399.78
  4. Step 4: Simplify right side
    53,274.62x = 2,161,270,143.11
  5. Step 5: Solve for x
    x = 2,161,270,143.11/53,274.62
  6. Step 6: Final answer
    x = 40,568.48

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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.