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Finding the Fourth Proportional to 161,494.80, 242,250.56 and 49,166.32

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Solution

The fourth proportional to 161,494.80, 242,250.56 and 49,166.32 is: 73,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,494.80 : 242,250.56 = 49,166.32 : x
  2. Step 2: Convert to fraction form
    161,494.80/242,250.56 = 49,166.32/x
  3. Step 3: Cross multiply
    161,494.80x = 242,250.56 × 49,166.32
  4. Step 4: Simplify right side
    161,494.80x = 11,910,568,553.14
  5. Step 5: Solve for x
    x = 11,910,568,553.14/161,494.80
  6. Step 6: Final answer
    x = 73,752.03

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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.