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Finding the Fourth Proportional to 163,871.62, 226,134.22 and 92,249.26

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Solution

The fourth proportional to 163,871.62, 226,134.22 and 92,249.26 is: 127,299.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,871.62 : 226,134.22 = 92,249.26 : x
  2. Step 2: Convert to fraction form
    163,871.62/226,134.22 = 92,249.26/x
  3. Step 3: Cross multiply
    163,871.62x = 226,134.22 × 92,249.26
  4. Step 4: Simplify right side
    163,871.62x = 20,860,714,455.68
  5. Step 5: Solve for x
    x = 20,860,714,455.68/163,871.62
  6. Step 6: Final answer
    x = 127,299.13

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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.