Home / 166,719.66-230,073.14-91,268.16

Finding the Fourth Proportional to 166,719.66, 230,073.14 and 91,268.16

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Solution

The fourth proportional to 166,719.66, 230,073.14 and 91,268.16 is: 125,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,719.66 : 230,073.14 = 91,268.16 : x
  2. Step 2: Convert to fraction form
    166,719.66/230,073.14 = 91,268.16/x
  3. Step 3: Cross multiply
    166,719.66x = 230,073.14 × 91,268.16
  4. Step 4: Simplify right side
    166,719.66x = 20,998,351,005.24
  5. Step 5: Solve for x
    x = 20,998,351,005.24/166,719.66
  6. Step 6: Final answer
    x = 125,950.06

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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.