Home / 166,719.81-230,073.35-91,268.31

Finding the Fourth Proportional to 166,719.81, 230,073.35 and 91,268.31

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Solution

The fourth proportional to 166,719.81, 230,073.35 and 91,268.31 is: 125,950.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,719.81 : 230,073.35 = 91,268.31 : x
  2. Step 2: Convert to fraction form
    166,719.81/230,073.35 = 91,268.31/x
  3. Step 3: Cross multiply
    166,719.81x = 230,073.35 × 91,268.31
  4. Step 4: Simplify right side
    166,719.81x = 20,998,405,830.54
  5. Step 5: Solve for x
    x = 20,998,405,830.54/166,719.81
  6. Step 6: Final answer
    x = 125,950.27

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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.