Home / 200,231.12-300,356.66-59,976.38

Finding the Fourth Proportional to 200,231.12, 300,356.66 and 59,976.38

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Solution

The fourth proportional to 200,231.12, 300,356.66 and 59,976.38 is: 89,967.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,231.12 : 300,356.66 = 59,976.38 : x
  2. Step 2: Convert to fraction form
    200,231.12/300,356.66 = 59,976.38/x
  3. Step 3: Cross multiply
    200,231.12x = 300,356.66 × 59,976.38
  4. Step 4: Simplify right side
    200,231.12x = 18,014,305,175.69
  5. Step 5: Solve for x
    x = 18,014,305,175.69/200,231.12
  6. Step 6: Final answer
    x = 89,967.56

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1.5x scale

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.