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Finding the Fourth Proportional to 111,495.49, 167,241.78 and 27,256.39

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Solution

The fourth proportional to 111,495.49, 167,241.78 and 27,256.39 is: 40,884.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,495.49 : 167,241.78 = 27,256.39 : x
  2. Step 2: Convert to fraction form
    111,495.49/167,241.78 = 27,256.39/x
  3. Step 3: Cross multiply
    111,495.49x = 167,241.78 × 27,256.39
  4. Step 4: Simplify right side
    111,495.49x = 4,558,406,761.87
  5. Step 5: Solve for x
    x = 4,558,406,761.87/111,495.49
  6. Step 6: Final answer
    x = 40,884.23

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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.