Home / 166,572.67-229,869.56-90,091.84

Finding the Fourth Proportional to 166,572.67, 229,869.56 and 90,091.84

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Solution

The fourth proportional to 166,572.67, 229,869.56 and 90,091.84 is: 124,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,572.67 : 229,869.56 = 90,091.84 : x
  2. Step 2: Convert to fraction form
    166,572.67/229,869.56 = 90,091.84/x
  3. Step 3: Cross multiply
    166,572.67x = 229,869.56 × 90,091.84
  4. Step 4: Simplify right side
    166,572.67x = 20,709,370,020.58
  5. Step 5: Solve for x
    x = 20,709,370,020.58/166,572.67
  6. Step 6: Final answer
    x = 124,326.34

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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.