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Finding the Fourth Proportional to 69,479.17, 95,881.02 and 37,647.99

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Solution

The fourth proportional to 69,479.17, 95,881.02 and 37,647.99 is: 51,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,479.17 : 95,881.02 = 37,647.99 : x
  2. Step 2: Convert to fraction form
    69,479.17/95,881.02 = 37,647.99/x
  3. Step 3: Cross multiply
    69,479.17x = 95,881.02 × 37,647.99
  4. Step 4: Simplify right side
    69,479.17x = 3,609,727,540.97
  5. Step 5: Solve for x
    x = 3,609,727,540.97/69,479.17
  6. Step 6: Final answer
    x = 51,954.10

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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.