Home / 37,934.43-52,351.31-20,940.53

Finding the Fourth Proportional to 37,934.43, 52,351.31 and 20,940.53

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Solution

The fourth proportional to 37,934.43, 52,351.31 and 20,940.53 is: 28,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,934.43 : 52,351.31 = 20,940.53 : x
  2. Step 2: Convert to fraction form
    37,934.43/52,351.31 = 20,940.53/x
  3. Step 3: Cross multiply
    37,934.43x = 52,351.31 × 20,940.53
  4. Step 4: Simplify right side
    37,934.43x = 1,096,263,968.19
  5. Step 5: Solve for x
    x = 1,096,263,968.19/37,934.43
  6. Step 6: Final answer
    x = 28,898.92

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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.