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Finding the Fourth Proportional to 101,164.10, 151,806.90 and 41,993.60

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Solution

The fourth proportional to 101,164.10, 151,806.90 and 41,993.60 is: 63,015.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,164.10 : 151,806.90 = 41,993.60 : x
  2. Step 2: Convert to fraction form
    101,164.10/151,806.90 = 41,993.60/x
  3. Step 3: Cross multiply
    101,164.10x = 151,806.90 × 41,993.60
  4. Step 4: Simplify right side
    101,164.10x = 6,374,918,235.84
  5. Step 5: Solve for x
    x = 6,374,918,235.84/101,164.10
  6. Step 6: Final answer
    x = 63,015.62

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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.