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Finding the Fourth Proportional to 114,110.73, 157,419.78 and 73,837.49

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Solution

The fourth proportional to 114,110.73, 157,419.78 and 73,837.49 is: 101,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,110.73 : 157,419.78 = 73,837.49 : x
  2. Step 2: Convert to fraction form
    114,110.73/157,419.78 = 73,837.49/x
  3. Step 3: Cross multiply
    114,110.73x = 157,419.78 × 73,837.49
  4. Step 4: Simplify right side
    114,110.73x = 11,623,481,431.55
  5. Step 5: Solve for x
    x = 11,623,481,431.55/114,110.73
  6. Step 6: Final answer
    x = 101,861.42

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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.