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Finding the Third Proportional to 61,186.50 and 92,232

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Solution

The third proportional to 61,186.50 and 92,232 is: 139,029.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,186.50 : 92,232 = 92,232 : x
  2. Step 2: Convert to fraction form
    61,186.50/92,232 = 92,232/x
  3. Step 3: Cross multiply
    61,186.50x = 92,232 × 92,232
  4. Step 4: Simplify right side
    61,186.50x = 8,506,741,824
  5. Step 5: Solve for x
    x = 8,506,741,824/61,186.50
  6. Step 6: Final answer
    x = 139,029.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.