Home / 200,174.99-276,229.92-109,532.72

Finding the Fourth Proportional to 200,174.99, 276,229.92 and 109,532.72

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Solution

The fourth proportional to 200,174.99, 276,229.92 and 109,532.72 is: 151,148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,174.99 : 276,229.92 = 109,532.72 : x
  2. Step 2: Convert to fraction form
    200,174.99/276,229.92 = 109,532.72/x
  3. Step 3: Cross multiply
    200,174.99x = 276,229.92 × 109,532.72
  4. Step 4: Simplify right side
    200,174.99x = 30,256,214,482.98
  5. Step 5: Solve for x
    x = 30,256,214,482.98/200,174.99
  6. Step 6: Final answer
    x = 151,148.82

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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.