Home / 71,777.07-107,672.90-27,441.11

Finding the Fourth Proportional to 71,777.07, 107,672.90 and 27,441.11

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Solution

The fourth proportional to 71,777.07, 107,672.90 and 27,441.11 is: 41,164.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,777.07 : 107,672.90 = 27,441.11 : x
  2. Step 2: Convert to fraction form
    71,777.07/107,672.90 = 27,441.11/x
  3. Step 3: Cross multiply
    71,777.07x = 107,672.90 × 27,441.11
  4. Step 4: Simplify right side
    71,777.07x = 2,954,664,024.90
  5. Step 5: Solve for x
    x = 2,954,664,024.90/71,777.07
  6. Step 6: Final answer
    x = 41,164.46

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1.5x scale

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.