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Finding the Third Proportional to 72,889.88 and 110,858.63

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Solution

The third proportional to 72,889.88 and 110,858.63 is: 168,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,889.88 : 110,858.63 = 110,858.63 : x
  2. Step 2: Convert to fraction form
    72,889.88/110,858.63 = 110,858.63/x
  3. Step 3: Cross multiply
    72,889.88x = 110,858.63 × 110,858.63
  4. Step 4: Simplify right side
    72,889.88x = 12,289,634,736.89
  5. Step 5: Solve for x
    x = 12,289,634,736.89/72,889.88
  6. Step 6: Final answer
    x = 168,605.51

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.