Home / 45,414.68-68,131.14-15,824.56

Finding the Fourth Proportional to 45,414.68, 68,131.14 and 15,824.56

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Solution

The fourth proportional to 45,414.68, 68,131.14 and 15,824.56 is: 23,740.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,414.68 : 68,131.14 = 15,824.56 : x
  2. Step 2: Convert to fraction form
    45,414.68/68,131.14 = 15,824.56/x
  3. Step 3: Cross multiply
    45,414.68x = 68,131.14 × 15,824.56
  4. Step 4: Simplify right side
    45,414.68x = 1,078,145,312.80
  5. Step 5: Solve for x
    x = 1,078,145,312.80/45,414.68
  6. Step 6: Final answer
    x = 23,740.02

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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.