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Finding the Third Proportional to 31,266,043.03 and 67,914,424.69

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Solution

The third proportional to 31,266,043.03 and 67,914,424.69 is: 147,520,077.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,266,043.03 : 67,914,424.69 = 67,914,424.69 : x
  2. Step 2: Convert to fraction form
    31,266,043.03/67,914,424.69 = 67,914,424.69/x
  3. Step 3: Cross multiply
    31,266,043.03x = 67,914,424.69 × 67,914,424.69
  4. Step 4: Simplify right side
    31,266,043.03x = 4,612,369,080,634,109
  5. Step 5: Solve for x
    x = 4,612,369,080,634,109/31,266,043.03
  6. Step 6: Final answer
    x = 147,520,077.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.