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Finding the Third Proportional to 61,653.09 and 92,479.36

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Solution

The third proportional to 61,653.09 and 92,479.36 is: 138,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,653.09 : 92,479.36 = 92,479.36 : x
  2. Step 2: Convert to fraction form
    61,653.09/92,479.36 = 92,479.36/x
  3. Step 3: Cross multiply
    61,653.09x = 92,479.36 × 92,479.36
  4. Step 4: Simplify right side
    61,653.09x = 8,552,431,910.41
  5. Step 5: Solve for x
    x = 8,552,431,910.41/61,653.09
  6. Step 6: Final answer
    x = 138,718.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.