Home / 166,660.71-229,991.61-94,078.86

Finding the Fourth Proportional to 166,660.71, 229,991.61 and 94,078.86

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Solution

The fourth proportional to 166,660.71, 229,991.61 and 94,078.86 is: 129,828.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,660.71 : 229,991.61 = 94,078.86 : x
  2. Step 2: Convert to fraction form
    166,660.71/229,991.61 = 94,078.86/x
  3. Step 3: Cross multiply
    166,660.71x = 229,991.61 × 94,078.86
  4. Step 4: Simplify right side
    166,660.71x = 21,637,348,478.36
  5. Step 5: Solve for x
    x = 21,637,348,478.36/166,660.71
  6. Step 6: Final answer
    x = 129,828.73

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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.