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Finding the Third Proportional to 43,755.63 and 66,034.38

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Solution

The third proportional to 43,755.63 and 66,034.38 is: 99,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,755.63 : 66,034.38 = 66,034.38 : x
  2. Step 2: Convert to fraction form
    43,755.63/66,034.38 = 66,034.38/x
  3. Step 3: Cross multiply
    43,755.63x = 66,034.38 × 66,034.38
  4. Step 4: Simplify right side
    43,755.63x = 4,360,538,681.64
  5. Step 5: Solve for x
    x = 4,360,538,681.64/43,755.63
  6. Step 6: Final answer
    x = 99,656.64

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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.