Home / 166,523.54-229,797.78-91,070.42

Finding the Fourth Proportional to 166,523.54, 229,797.78 and 91,070.42

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Solution

The fourth proportional to 166,523.54, 229,797.78 and 91,070.42 is: 125,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,523.54 : 229,797.78 = 91,070.42 : x
  2. Step 2: Convert to fraction form
    166,523.54/229,797.78 = 91,070.42/x
  3. Step 3: Cross multiply
    166,523.54x = 229,797.78 × 91,070.42
  4. Step 4: Simplify right side
    166,523.54x = 20,927,780,339.67
  5. Step 5: Solve for x
    x = 20,927,780,339.67/166,523.54
  6. Step 6: Final answer
    x = 125,674.61

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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.