Home / 53,961.51-80,892.96-18,882.03

Finding the Fourth Proportional to 53,961.51, 80,892.96 and 18,882.03

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Solution

The fourth proportional to 53,961.51, 80,892.96 and 18,882.03 is: 28,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,961.51 : 80,892.96 = 18,882.03 : x
  2. Step 2: Convert to fraction form
    53,961.51/80,892.96 = 18,882.03/x
  3. Step 3: Cross multiply
    53,961.51x = 80,892.96 × 18,882.03
  4. Step 4: Simplify right side
    53,961.51x = 1,527,423,297.51
  5. Step 5: Solve for x
    x = 1,527,423,297.51/53,961.51
  6. Step 6: Final answer
    x = 28,305.79

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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.