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Finding the Fourth Proportional to 171,080.80, 236,078.87 and 94,600.91

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Solution

The fourth proportional to 171,080.80, 236,078.87 and 94,600.91 is: 130,542.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,080.80 : 236,078.87 = 94,600.91 : x
  2. Step 2: Convert to fraction form
    171,080.80/236,078.87 = 94,600.91/x
  3. Step 3: Cross multiply
    171,080.80x = 236,078.87 × 94,600.91
  4. Step 4: Simplify right side
    171,080.80x = 22,333,274,989.88
  5. Step 5: Solve for x
    x = 22,333,274,989.88/171,080.80
  6. Step 6: Final answer
    x = 130,542.27

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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.