Home / 200,166.75-276,233.63-109,530.65

Finding the Fourth Proportional to 200,166.75, 276,233.63 and 109,530.65

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Solution

The fourth proportional to 200,166.75, 276,233.63 and 109,530.65 is: 151,154.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,166.75 : 276,233.63 = 109,530.65 : x
  2. Step 2: Convert to fraction form
    200,166.75/276,233.63 = 109,530.65/x
  3. Step 3: Cross multiply
    200,166.75x = 276,233.63 × 109,530.65
  4. Step 4: Simplify right side
    200,166.75x = 30,256,049,188.69
  5. Step 5: Solve for x
    x = 30,256,049,188.69/200,166.75
  6. Step 6: Final answer
    x = 151,154.22

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1.5x scale

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.