Home / 166,644-229,973.58-91,197.36

Finding the Fourth Proportional to 166,644, 229,973.58 and 91,197.36

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Solution

The fourth proportional to 166,644, 229,973.58 and 91,197.36 is: 125,855.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,644 : 229,973.58 = 91,197.36 : x
  2. Step 2: Convert to fraction form
    166,644/229,973.58 = 91,197.36/x
  3. Step 3: Cross multiply
    166,644x = 229,973.58 × 91,197.36
  4. Step 4: Simplify right side
    166,644x = 20,972,983,365.75
  5. Step 5: Solve for x
    x = 20,972,983,365.75/166,644
  6. Step 6: Final answer
    x = 125,855.02

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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.