Home / 166,719.56-230,073.01-91,268.06

Finding the Fourth Proportional to 166,719.56, 230,073.01 and 91,268.06

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Solution

The fourth proportional to 166,719.56, 230,073.01 and 91,268.06 is: 125,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,719.56 : 230,073.01 = 91,268.06 : x
  2. Step 2: Convert to fraction form
    166,719.56/230,073.01 = 91,268.06/x
  3. Step 3: Cross multiply
    166,719.56x = 230,073.01 × 91,268.06
  4. Step 4: Simplify right side
    166,719.56x = 20,998,317,628.07
  5. Step 5: Solve for x
    x = 20,998,317,628.07/166,719.56
  6. Step 6: Final answer
    x = 125,949.93

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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.