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Finding the Fourth Proportional to 68,841,411.71, 95,001,719.13 and 37,479,674.97

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Solution

The fourth proportional to 68,841,411.71, 95,001,719.13 and 37,479,674.97 is: 51,722,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,841,411.71 : 95,001,719.13 = 37,479,674.97 : x
  2. Step 2: Convert to fraction form
    68,841,411.71/95,001,719.13 = 37,479,674.97/x
  3. Step 3: Cross multiply
    68,841,411.71x = 95,001,719.13 × 37,479,674.97
  4. Step 4: Simplify right side
    68,841,411.71x = 3,560,633,554,583,631
  5. Step 5: Solve for x
    x = 3,560,633,554,583,631/68,841,411.71
  6. Step 6: Final answer
    x = 51,722,262.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.