Home / 99,965.84-150,022.44-47,375.24

Finding the Fourth Proportional to 99,965.84, 150,022.44 and 47,375.24

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Solution

The fourth proportional to 99,965.84, 150,022.44 and 47,375.24 is: 71,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,965.84 : 150,022.44 = 47,375.24 : x
  2. Step 2: Convert to fraction form
    99,965.84/150,022.44 = 47,375.24/x
  3. Step 3: Cross multiply
    99,965.84x = 150,022.44 × 47,375.24
  4. Step 4: Simplify right side
    99,965.84x = 7,107,349,100.39
  5. Step 5: Solve for x
    x = 7,107,349,100.39/99,965.84
  6. Step 6: Final answer
    x = 71,097.78

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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.