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Finding the Fourth Proportional to 58,608, 80,879.04 and 33,458.16

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Solution

The fourth proportional to 58,608, 80,879.04 and 33,458.16 is: 46,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,608 : 80,879.04 = 33,458.16 : x
  2. Step 2: Convert to fraction form
    58,608/80,879.04 = 33,458.16/x
  3. Step 3: Cross multiply
    58,608x = 80,879.04 × 33,458.16
  4. Step 4: Simplify right side
    58,608x = 2,706,063,860.97
  5. Step 5: Solve for x
    x = 2,706,063,860.97/58,608
  6. Step 6: Final answer
    x = 46,172.26

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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.