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Finding the Fourth Proportional to 178,255.99, 267,194.90 and 83,406.26

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Solution

The fourth proportional to 178,255.99, 267,194.90 and 83,406.26 is: 125,020.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,255.99 : 267,194.90 = 83,406.26 : x
  2. Step 2: Convert to fraction form
    178,255.99/267,194.90 = 83,406.26/x
  3. Step 3: Cross multiply
    178,255.99x = 267,194.90 × 83,406.26
  4. Step 4: Simplify right side
    178,255.99x = 22,285,726,673.61
  5. Step 5: Solve for x
    x = 22,285,726,673.61/178,255.99
  6. Step 6: Final answer
    x = 125,020.91

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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.