Home / 166,828.30-250,242.45-156,986.80

Finding the Fourth Proportional to 166,828.30, 250,242.45 and 156,986.80

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Solution

The fourth proportional to 166,828.30, 250,242.45 and 156,986.80 is: 235,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,828.30 : 250,242.45 = 156,986.80 : x
  2. Step 2: Convert to fraction form
    166,828.30/250,242.45 = 156,986.80/x
  3. Step 3: Cross multiply
    166,828.30x = 250,242.45 × 156,986.80
  4. Step 4: Simplify right side
    166,828.30x = 39,284,761,449.66
  5. Step 5: Solve for x
    x = 39,284,761,449.66/166,828.30
  6. Step 6: Final answer
    x = 235,480.20

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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.