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Finding the Fourth Proportional to 117,850.60, 162,715.19 and 110,321.85

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Solution

The fourth proportional to 117,850.60, 162,715.19 and 110,321.85 is: 152,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,850.60 : 162,715.19 = 110,321.85 : x
  2. Step 2: Convert to fraction form
    117,850.60/162,715.19 = 110,321.85/x
  3. Step 3: Cross multiply
    117,850.60x = 162,715.19 × 110,321.85
  4. Step 4: Simplify right side
    117,850.60x = 17,951,040,232.29
  5. Step 5: Solve for x
    x = 17,951,040,232.29/117,850.60
  6. Step 6: Final answer
    x = 152,320.32

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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.