Home / 198,105.22-273,384.30-107,461.22

Finding the Fourth Proportional to 198,105.22, 273,384.30 and 107,461.22

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Solution

The fourth proportional to 198,105.22, 273,384.30 and 107,461.22 is: 148,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,105.22 : 273,384.30 = 107,461.22 : x
  2. Step 2: Convert to fraction form
    198,105.22/273,384.30 = 107,461.22/x
  3. Step 3: Cross multiply
    198,105.22x = 273,384.30 × 107,461.22
  4. Step 4: Simplify right side
    198,105.22x = 29,378,210,406.85
  5. Step 5: Solve for x
    x = 29,378,210,406.85/198,105.22
  6. Step 6: Final answer
    x = 148,296.00

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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.