Home / 54,799.55-75,675.61-51,814.25

Finding the Fourth Proportional to 54,799.55, 75,675.61 and 51,814.25

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Solution

The fourth proportional to 54,799.55, 75,675.61 and 51,814.25 is: 71,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,799.55 : 75,675.61 = 51,814.25 : x
  2. Step 2: Convert to fraction form
    54,799.55/75,675.61 = 51,814.25/x
  3. Step 3: Cross multiply
    54,799.55x = 75,675.61 × 51,814.25
  4. Step 4: Simplify right side
    54,799.55x = 3,921,074,975.44
  5. Step 5: Solve for x
    x = 3,921,074,975.44/54,799.55
  6. Step 6: Final answer
    x = 71,553.05

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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.