Home / 166,686.25-230,028.65-91,236.37

Finding the Fourth Proportional to 166,686.25, 230,028.65 and 91,236.37

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Solution

The fourth proportional to 166,686.25, 230,028.65 and 91,236.37 is: 125,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,686.25 : 230,028.65 = 91,236.37 : x
  2. Step 2: Convert to fraction form
    166,686.25/230,028.65 = 91,236.37/x
  3. Step 3: Cross multiply
    166,686.25x = 230,028.65 × 91,236.37
  4. Step 4: Simplify right side
    166,686.25x = 20,986,979,022.00
  5. Step 5: Solve for x
    x = 20,986,979,022.00/166,686.25
  6. Step 6: Final answer
    x = 125,907.08

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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.