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Finding the Fourth Proportional to 117,003.96, 175,441.11 and 54,640.44

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Solution

The fourth proportional to 117,003.96, 175,441.11 and 54,640.44 is: 81,930.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,003.96 : 175,441.11 = 54,640.44 : x
  2. Step 2: Convert to fraction form
    117,003.96/175,441.11 = 54,640.44/x
  3. Step 3: Cross multiply
    117,003.96x = 175,441.11 × 54,640.44
  4. Step 4: Simplify right side
    117,003.96x = 9,586,179,444.49
  5. Step 5: Solve for x
    x = 9,586,179,444.49/117,003.96
  6. Step 6: Final answer
    x = 81,930.38

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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.