Home / 99,167.82-148,732.29-36,825.90

Finding the Fourth Proportional to 99,167.82, 148,732.29 and 36,825.90

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Solution

The fourth proportional to 99,167.82, 148,732.29 and 36,825.90 is: 55,231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,167.82 : 148,732.29 = 36,825.90 : x
  2. Step 2: Convert to fraction form
    99,167.82/148,732.29 = 36,825.90/x
  3. Step 3: Cross multiply
    99,167.82x = 148,732.29 × 36,825.90
  4. Step 4: Simplify right side
    99,167.82x = 5,477,200,438.31
  5. Step 5: Solve for x
    x = 5,477,200,438.31/99,167.82
  6. Step 6: Final answer
    x = 55,231.63

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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.