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Finding the Fourth Proportional to 173,843.88, 239,896.26 and 106,762.92

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Solution

The fourth proportional to 173,843.88, 239,896.26 and 106,762.92 is: 147,327.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,843.88 : 239,896.26 = 106,762.92 : x
  2. Step 2: Convert to fraction form
    173,843.88/239,896.26 = 106,762.92/x
  3. Step 3: Cross multiply
    173,843.88x = 239,896.26 × 106,762.92
  4. Step 4: Simplify right side
    173,843.88x = 25,612,025,214.68
  5. Step 5: Solve for x
    x = 25,612,025,214.68/173,843.88
  6. Step 6: Final answer
    x = 147,327.74

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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.