Home / 166,005.54-229,087.17-90,553.50

Finding the Fourth Proportional to 166,005.54, 229,087.17 and 90,553.50

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Solution

The fourth proportional to 166,005.54, 229,087.17 and 90,553.50 is: 124,963.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,005.54 : 229,087.17 = 90,553.50 : x
  2. Step 2: Convert to fraction form
    166,005.54/229,087.17 = 90,553.50/x
  3. Step 3: Cross multiply
    166,005.54x = 229,087.17 × 90,553.50
  4. Step 4: Simplify right side
    166,005.54x = 20,744,645,048.60
  5. Step 5: Solve for x
    x = 20,744,645,048.60/166,005.54
  6. Step 6: Final answer
    x = 124,963.57

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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.