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Finding the Third Proportional to 56,777.91 and 88,165.13

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Solution

The third proportional to 56,777.91 and 88,165.13 is: 136,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,777.91 : 88,165.13 = 88,165.13 : x
  2. Step 2: Convert to fraction form
    56,777.91/88,165.13 = 88,165.13/x
  3. Step 3: Cross multiply
    56,777.91x = 88,165.13 × 88,165.13
  4. Step 4: Simplify right side
    56,777.91x = 7,773,089,266.27
  5. Step 5: Solve for x
    x = 7,773,089,266.27/56,777.91
  6. Step 6: Final answer
    x = 136,903.42

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.