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Finding the Third Proportional to 74,403.56 and 110,170.13

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Solution

The third proportional to 74,403.56 and 110,170.13 is: 163,130.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,403.56 : 110,170.13 = 110,170.13 : x
  2. Step 2: Convert to fraction form
    74,403.56/110,170.13 = 110,170.13/x
  3. Step 3: Cross multiply
    74,403.56x = 110,170.13 × 110,170.13
  4. Step 4: Simplify right side
    74,403.56x = 12,137,456,442.52
  5. Step 5: Solve for x
    x = 12,137,456,442.52/74,403.56
  6. Step 6: Final answer
    x = 163,130.04

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.