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Finding the Fourth Proportional to 67,969.71, 93,824.38 and 45,300.44

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Solution

The fourth proportional to 67,969.71, 93,824.38 and 45,300.44 is: 62,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,969.71 : 93,824.38 = 45,300.44 : x
  2. Step 2: Convert to fraction form
    67,969.71/93,824.38 = 45,300.44/x
  3. Step 3: Cross multiply
    67,969.71x = 93,824.38 × 45,300.44
  4. Step 4: Simplify right side
    67,969.71x = 4,250,285,469.22
  5. Step 5: Solve for x
    x = 4,250,285,469.22/67,969.71
  6. Step 6: Final answer
    x = 62,532.06

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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.