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Finding the Fourth Proportional to 111,841.56, 167,799.25 and 45,337.62

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Solution

The fourth proportional to 111,841.56, 167,799.25 and 45,337.62 is: 68,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,841.56 : 167,799.25 = 45,337.62 : x
  2. Step 2: Convert to fraction form
    111,841.56/167,799.25 = 45,337.62/x
  3. Step 3: Cross multiply
    111,841.56x = 167,799.25 × 45,337.62
  4. Step 4: Simplify right side
    111,841.56x = 7,607,619,063.68
  5. Step 5: Solve for x
    x = 7,607,619,063.68/111,841.56
  6. Step 6: Final answer
    x = 68,021.40

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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.