Home / 222,571.16-307,147.74-120,599.14

Finding the Fourth Proportional to 222,571.16, 307,147.74 and 120,599.14

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Solution

The fourth proportional to 222,571.16, 307,147.74 and 120,599.14 is: 166,426.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,571.16 : 307,147.74 = 120,599.14 : x
  2. Step 2: Convert to fraction form
    222,571.16/307,147.74 = 120,599.14/x
  3. Step 3: Cross multiply
    222,571.16x = 307,147.74 × 120,599.14
  4. Step 4: Simplify right side
    222,571.16x = 37,041,753,296.94
  5. Step 5: Solve for x
    x = 37,041,753,296.94/222,571.16
  6. Step 6: Final answer
    x = 166,426.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.