Home / 55,849.97-83,757.19-18,403.07

Finding the Fourth Proportional to 55,849.97, 83,757.19 and 18,403.07

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Solution

The fourth proportional to 55,849.97, 83,757.19 and 18,403.07 is: 27,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,849.97 : 83,757.19 = 18,403.07 : x
  2. Step 2: Convert to fraction form
    55,849.97/83,757.19 = 18,403.07/x
  3. Step 3: Cross multiply
    55,849.97x = 83,757.19 × 18,403.07
  4. Step 4: Simplify right side
    55,849.97x = 1,541,389,000.29
  5. Step 5: Solve for x
    x = 1,541,389,000.29/55,849.97
  6. Step 6: Final answer
    x = 27,598.74

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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.