Home / 198,197.56-273,511.25-107,551.22

Finding the Fourth Proportional to 198,197.56, 273,511.25 and 107,551.22

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Solution

The fourth proportional to 198,197.56, 273,511.25 and 107,551.22 is: 148,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,197.56 : 273,511.25 = 107,551.22 : x
  2. Step 2: Convert to fraction form
    198,197.56/273,511.25 = 107,551.22/x
  3. Step 3: Cross multiply
    198,197.56x = 273,511.25 × 107,551.22
  4. Step 4: Simplify right side
    198,197.56x = 29,416,468,621.23
  5. Step 5: Solve for x
    x = 29,416,468,621.23/198,197.56
  6. Step 6: Final answer
    x = 148,419.93

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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.