Home / 166,539.87-229,826.84-91,086.75

Finding the Fourth Proportional to 166,539.87, 229,826.84 and 91,086.75

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Solution

The fourth proportional to 166,539.87, 229,826.84 and 91,086.75 is: 125,700.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,539.87 : 229,826.84 = 91,086.75 : x
  2. Step 2: Convert to fraction form
    166,539.87/229,826.84 = 91,086.75/x
  3. Step 3: Cross multiply
    166,539.87x = 229,826.84 × 91,086.75
  4. Step 4: Simplify right side
    166,539.87x = 20,934,179,462.94
  5. Step 5: Solve for x
    x = 20,934,179,462.94/166,539.87
  6. Step 6: Final answer
    x = 125,700.71

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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.