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Finding the Fourth Proportional to 62,743, 94,111.80 and 15,994.48

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Solution

The fourth proportional to 62,743, 94,111.80 and 15,994.48 is: 23,991.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,743 : 94,111.80 = 15,994.48 : x
  2. Step 2: Convert to fraction form
    62,743/94,111.80 = 15,994.48/x
  3. Step 3: Cross multiply
    62,743x = 94,111.80 × 15,994.48
  4. Step 4: Simplify right side
    62,743x = 1,505,269,302.86
  5. Step 5: Solve for x
    x = 1,505,269,302.86/62,743
  6. Step 6: Final answer
    x = 23,991.03

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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.