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Finding the Fourth Proportional to 37,115.25, 55,676.12 and 9,413.25

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Solution

The fourth proportional to 37,115.25, 55,676.12 and 9,413.25 is: 14,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,115.25 : 55,676.12 = 9,413.25 : x
  2. Step 2: Convert to fraction form
    37,115.25/55,676.12 = 9,413.25/x
  3. Step 3: Cross multiply
    37,115.25x = 55,676.12 × 9,413.25
  4. Step 4: Simplify right side
    37,115.25x = 524,093,236.59
  5. Step 5: Solve for x
    x = 524,093,236.59/37,115.25
  6. Step 6: Final answer
    x = 14,120.70

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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.