Home / 74,567.22-111,850.26-21,975.96

Finding the Fourth Proportional to 74,567.22, 111,850.26 and 21,975.96

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Solution

The fourth proportional to 74,567.22, 111,850.26 and 21,975.96 is: 32,963.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,567.22 : 111,850.26 = 21,975.96 : x
  2. Step 2: Convert to fraction form
    74,567.22/111,850.26 = 21,975.96/x
  3. Step 3: Cross multiply
    74,567.22x = 111,850.26 × 21,975.96
  4. Step 4: Simplify right side
    74,567.22x = 2,458,016,839.75
  5. Step 5: Solve for x
    x = 2,458,016,839.75/74,567.22
  6. Step 6: Final answer
    x = 32,963.77

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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.