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Finding the Fourth Proportional to 53,542.58, 73,769.81 and 35,361.02

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Solution

The fourth proportional to 53,542.58, 73,769.81 and 35,361.02 is: 48,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,542.58 : 73,769.81 = 35,361.02 : x
  2. Step 2: Convert to fraction form
    53,542.58/73,769.81 = 35,361.02/x
  3. Step 3: Cross multiply
    53,542.58x = 73,769.81 × 35,361.02
  4. Step 4: Simplify right side
    53,542.58x = 2,608,575,181.15
  5. Step 5: Solve for x
    x = 2,608,575,181.15/53,542.58
  6. Step 6: Final answer
    x = 48,719.64

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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.