Home / 198,217.37-273,542.00-107,574.14

Finding the Fourth Proportional to 198,217.37, 273,542.00 and 107,574.14

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Solution

The fourth proportional to 198,217.37, 273,542.00 and 107,574.14 is: 148,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,217.37 : 273,542.00 = 107,574.14 : x
  2. Step 2: Convert to fraction form
    198,217.37/273,542.00 = 107,574.14/x
  3. Step 3: Cross multiply
    198,217.37x = 273,542.00 × 107,574.14
  4. Step 4: Simplify right side
    198,217.37x = 29,426,043,498.30
  5. Step 5: Solve for x
    x = 29,426,043,498.30/198,217.37
  6. Step 6: Final answer
    x = 148,453.41

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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.