Home / 37,829.90-52,243.26-31,181.42

Finding the Fourth Proportional to 37,829.90, 52,243.26 and 31,181.42

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Solution

The fourth proportional to 37,829.90, 52,243.26 and 31,181.42 is: 43,061.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,829.90 : 52,243.26 = 31,181.42 : x
  2. Step 2: Convert to fraction form
    37,829.90/52,243.26 = 31,181.42/x
  3. Step 3: Cross multiply
    37,829.90x = 52,243.26 × 31,181.42
  4. Step 4: Simplify right side
    37,829.90x = 1,629,019,032.23
  5. Step 5: Solve for x
    x = 1,629,019,032.23/37,829.90
  6. Step 6: Final answer
    x = 43,061.68

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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.