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Finding the Fourth Proportional to 110,850.39, 152,974.78 and 63,104.54

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Solution

The fourth proportional to 110,850.39, 152,974.78 and 63,104.54 is: 87,084.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,850.39 : 152,974.78 = 63,104.54 : x
  2. Step 2: Convert to fraction form
    110,850.39/152,974.78 = 63,104.54/x
  3. Step 3: Cross multiply
    110,850.39x = 152,974.78 × 63,104.54
  4. Step 4: Simplify right side
    110,850.39x = 9,653,402,200.87
  5. Step 5: Solve for x
    x = 9,653,402,200.87/110,850.39
  6. Step 6: Final answer
    x = 87,084.96

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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.