Home / 198,275.56-273,622.26-107,632.24

Finding the Fourth Proportional to 198,275.56, 273,622.26 and 107,632.24

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Solution

The fourth proportional to 198,275.56, 273,622.26 and 107,632.24 is: 148,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,275.56 : 273,622.26 = 107,632.24 : x
  2. Step 2: Convert to fraction form
    198,275.56/273,622.26 = 107,632.24/x
  3. Step 3: Cross multiply
    198,275.56x = 273,622.26 × 107,632.24
  4. Step 4: Simplify right side
    198,275.56x = 29,450,576,757.66
  5. Step 5: Solve for x
    x = 29,450,576,757.66/198,275.56
  6. Step 6: Final answer
    x = 148,533.57

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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.