Home / 166,830.20-250,243.28-40,471.52

Finding the Fourth Proportional to 166,830.20, 250,243.28 and 40,471.52

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Solution

The fourth proportional to 166,830.20, 250,243.28 and 40,471.52 is: 60,706.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,830.20 : 250,243.28 = 40,471.52 : x
  2. Step 2: Convert to fraction form
    166,830.20/250,243.28 = 40,471.52/x
  3. Step 3: Cross multiply
    166,830.20x = 250,243.28 × 40,471.52
  4. Step 4: Simplify right side
    166,830.20x = 10,127,725,911.39
  5. Step 5: Solve for x
    x = 10,127,725,911.39/166,830.20
  6. Step 6: Final answer
    x = 60,706.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.