Home / 166,793.70-230,173.58-90,311.48

Finding the Fourth Proportional to 166,793.70, 230,173.58 and 90,311.48

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Solution

The fourth proportional to 166,793.70, 230,173.58 and 90,311.48 is: 124,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,793.70 : 230,173.58 = 90,311.48 : x
  2. Step 2: Convert to fraction form
    166,793.70/230,173.58 = 90,311.48/x
  3. Step 3: Cross multiply
    166,793.70x = 230,173.58 × 90,311.48
  4. Step 4: Simplify right side
    166,793.70x = 20,787,316,666.70
  5. Step 5: Solve for x
    x = 20,787,316,666.70/166,793.70
  6. Step 6: Final answer
    x = 124,628.91

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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.