Home / 198,273.13-273,617.27-107,629.16

Finding the Fourth Proportional to 198,273.13, 273,617.27 and 107,629.16

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Solution

The fourth proportional to 198,273.13, 273,617.27 and 107,629.16 is: 148,528.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,273.13 : 273,617.27 = 107,629.16 : x
  2. Step 2: Convert to fraction form
    198,273.13/273,617.27 = 107,629.16/x
  3. Step 3: Cross multiply
    198,273.13x = 273,617.27 × 107,629.16
  4. Step 4: Simplify right side
    198,273.13x = 29,449,196,931.59
  5. Step 5: Solve for x
    x = 29,449,196,931.59/198,273.13
  6. Step 6: Final answer
    x = 148,528.43

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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.