Home / 166,097.43-229,214.75-90,645.93

Finding the Fourth Proportional to 166,097.43, 229,214.75 and 90,645.93

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Solution

The fourth proportional to 166,097.43, 229,214.75 and 90,645.93 is: 125,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,097.43 : 229,214.75 = 90,645.93 : x
  2. Step 2: Convert to fraction form
    166,097.43/229,214.75 = 90,645.93/x
  3. Step 3: Cross multiply
    166,097.43x = 229,214.75 × 90,645.93
  4. Step 4: Simplify right side
    166,097.43x = 20,777,383,730.24
  5. Step 5: Solve for x
    x = 20,777,383,730.24/166,097.43
  6. Step 6: Final answer
    x = 125,091.54

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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.