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Finding the Third Proportional to 66,137.06 and 99,801.94

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Solution

The third proportional to 66,137.06 and 99,801.94 is: 150,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,137.06 : 99,801.94 = 99,801.94 : x
  2. Step 2: Convert to fraction form
    66,137.06/99,801.94 = 99,801.94/x
  3. Step 3: Cross multiply
    66,137.06x = 99,801.94 × 99,801.94
  4. Step 4: Simplify right side
    66,137.06x = 9,960,426,728.75
  5. Step 5: Solve for x
    x = 9,960,426,728.75/66,137.06
  6. Step 6: Final answer
    x = 150,602.80

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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.