Home / 99,911.44-149,923.80-36,723.34

Finding the Fourth Proportional to 99,911.44, 149,923.80 and 36,723.34

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Solution

The fourth proportional to 99,911.44, 149,923.80 and 36,723.34 is: 55,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,911.44 : 149,923.80 = 36,723.34 : x
  2. Step 2: Convert to fraction form
    99,911.44/149,923.80 = 36,723.34/x
  3. Step 3: Cross multiply
    99,911.44x = 149,923.80 × 36,723.34
  4. Step 4: Simplify right side
    99,911.44x = 5,505,702,681.49
  5. Step 5: Solve for x
    x = 5,505,702,681.49/99,911.44
  6. Step 6: Final answer
    x = 55,105.83

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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.