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Finding the Fourth Proportional to 44,562.40, 66,843.60 and 43,410.40

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Solution

The fourth proportional to 44,562.40, 66,843.60 and 43,410.40 is: 65,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,562.40 : 66,843.60 = 43,410.40 : x
  2. Step 2: Convert to fraction form
    44,562.40/66,843.60 = 43,410.40/x
  3. Step 3: Cross multiply
    44,562.40x = 66,843.60 × 43,410.40
  4. Step 4: Simplify right side
    44,562.40x = 2,901,707,413.44
  5. Step 5: Solve for x
    x = 2,901,707,413.44/44,562.40
  6. Step 6: Final answer
    x = 65,115.60

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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.