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Finding the Third Proportional to 57,495 and 79,171.88

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Solution

The third proportional to 57,495 and 79,171.88 is: 109,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,495 : 79,171.88 = 79,171.88 : x
  2. Step 2: Convert to fraction form
    57,495/79,171.88 = 79,171.88/x
  3. Step 3: Cross multiply
    57,495x = 79,171.88 × 79,171.88
  4. Step 4: Simplify right side
    57,495x = 6,268,185,791.02
  5. Step 5: Solve for x
    x = 6,268,185,791.02/57,495
  6. Step 6: Final answer
    x = 109,021.41

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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.