Home / 53,872.68-74,343.17-29,674.34

Finding the Fourth Proportional to 53,872.68, 74,343.17 and 29,674.34

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Solution

The fourth proportional to 53,872.68, 74,343.17 and 29,674.34 is: 40,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,872.68 : 74,343.17 = 29,674.34 : x
  2. Step 2: Convert to fraction form
    53,872.68/74,343.17 = 29,674.34/x
  3. Step 3: Cross multiply
    53,872.68x = 74,343.17 × 29,674.34
  4. Step 4: Simplify right side
    53,872.68x = 2,206,084,503.26
  5. Step 5: Solve for x
    x = 2,206,084,503.26/53,872.68
  6. Step 6: Final answer
    x = 40,949.97

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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.