Home / 166,656.96-229,987.04-91,205.46

Finding the Fourth Proportional to 166,656.96, 229,987.04 and 91,205.46

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Solution

The fourth proportional to 166,656.96, 229,987.04 and 91,205.46 is: 125,863.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,656.96 : 229,987.04 = 91,205.46 : x
  2. Step 2: Convert to fraction form
    166,656.96/229,987.04 = 91,205.46/x
  3. Step 3: Cross multiply
    166,656.96x = 229,987.04 × 91,205.46
  4. Step 4: Simplify right side
    166,656.96x = 20,976,073,321.21
  5. Step 5: Solve for x
    x = 20,976,073,321.21/166,656.96
  6. Step 6: Final answer
    x = 125,863.77

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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.