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Finding the Fourth Proportional to 22,053.48, 33,079.48 and 5,413.56

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Solution

The fourth proportional to 22,053.48, 33,079.48 and 5,413.56 is: 8,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.48 : 33,079.48 = 5,413.56 : x
  2. Step 2: Convert to fraction form
    22,053.48/33,079.48 = 5,413.56/x
  3. Step 3: Cross multiply
    22,053.48x = 33,079.48 × 5,413.56
  4. Step 4: Simplify right side
    22,053.48x = 179,077,749.75
  5. Step 5: Solve for x
    x = 179,077,749.75/22,053.48
  6. Step 6: Final answer
    x = 8,120.16

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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.