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Finding the Fourth Proportional to 172,260.88, 237,739.72 and 95,787.60

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Solution

The fourth proportional to 172,260.88, 237,739.72 and 95,787.60 is: 132,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,260.88 : 237,739.72 = 95,787.60 : x
  2. Step 2: Convert to fraction form
    172,260.88/237,739.72 = 95,787.60/x
  3. Step 3: Cross multiply
    172,260.88x = 237,739.72 × 95,787.60
  4. Step 4: Simplify right side
    172,260.88x = 22,772,517,203.47
  5. Step 5: Solve for x
    x = 22,772,517,203.47/172,260.88
  6. Step 6: Final answer
    x = 132,197.85

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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.