Home / 199,268.56-274,976.85-112,066.71

Finding the Fourth Proportional to 199,268.56, 274,976.85 and 112,066.71

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Solution

The fourth proportional to 199,268.56, 274,976.85 and 112,066.71 is: 154,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,268.56 : 274,976.85 = 112,066.71 : x
  2. Step 2: Convert to fraction form
    199,268.56/274,976.85 = 112,066.71/x
  3. Step 3: Cross multiply
    199,268.56x = 274,976.85 × 112,066.71
  4. Step 4: Simplify right side
    199,268.56x = 30,815,750,905.66
  5. Step 5: Solve for x
    x = 30,815,750,905.66/199,268.56
  6. Step 6: Final answer
    x = 154,644.32

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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.