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Finding the Fourth Proportional to 166,825.30, 250,237.95 and 156,983.80

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Solution

The fourth proportional to 166,825.30, 250,237.95 and 156,983.80 is: 235,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,825.30 : 250,237.95 = 156,983.80 : x
  2. Step 2: Convert to fraction form
    166,825.30/250,237.95 = 156,983.80/x
  3. Step 3: Cross multiply
    166,825.30x = 250,237.95 × 156,983.80
  4. Step 4: Simplify right side
    166,825.30x = 39,283,304,295.21
  5. Step 5: Solve for x
    x = 39,283,304,295.21/166,825.30
  6. Step 6: Final answer
    x = 235,475.70

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1.5x scale

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.