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Finding the Fourth Proportional to 68,953.41, 103,333.68 and 37,295.10

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Solution

The fourth proportional to 68,953.41, 103,333.68 and 37,295.10 is: 55,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,953.41 : 103,333.68 = 37,295.10 : x
  2. Step 2: Convert to fraction form
    68,953.41/103,333.68 = 37,295.10/x
  3. Step 3: Cross multiply
    68,953.41x = 103,333.68 × 37,295.10
  4. Step 4: Simplify right side
    68,953.41x = 3,853,839,928.97
  5. Step 5: Solve for x
    x = 3,853,839,928.97/68,953.41
  6. Step 6: Final answer
    x = 55,890.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.