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Finding the Fourth Proportional to 69,428.49, 95,811.17 and 37,597.29

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Solution

The fourth proportional to 69,428.49, 95,811.17 and 37,597.29 is: 51,884.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,428.49 : 95,811.17 = 37,597.29 : x
  2. Step 2: Convert to fraction form
    69,428.49/95,811.17 = 37,597.29/x
  3. Step 3: Cross multiply
    69,428.49x = 95,811.17 × 37,597.29
  4. Step 4: Simplify right side
    69,428.49x = 3,602,240,343.73
  5. Step 5: Solve for x
    x = 3,602,240,343.73/69,428.49
  6. Step 6: Final answer
    x = 51,884.18

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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.