Home / 99,716.41-149,575.91-33,156.53

Finding the Fourth Proportional to 99,716.41, 149,575.91 and 33,156.53

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Solution

The fourth proportional to 99,716.41, 149,575.91 and 33,156.53 is: 49,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,716.41 : 149,575.91 = 33,156.53 : x
  2. Step 2: Convert to fraction form
    99,716.41/149,575.91 = 33,156.53/x
  3. Step 3: Cross multiply
    99,716.41x = 149,575.91 × 33,156.53
  4. Step 4: Simplify right side
    99,716.41x = 4,959,418,147.19
  5. Step 5: Solve for x
    x = 4,959,418,147.19/99,716.41
  6. Step 6: Final answer
    x = 49,735.23

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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.