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Finding the Fourth Proportional to 67,605.84, 93,295.26 and 37,388.79

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Solution

The fourth proportional to 67,605.84, 93,295.26 and 37,388.79 is: 51,596.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,605.84 : 93,295.26 = 37,388.79 : x
  2. Step 2: Convert to fraction form
    67,605.84/93,295.26 = 37,388.79/x
  3. Step 3: Cross multiply
    67,605.84x = 93,295.26 × 37,388.79
  4. Step 4: Simplify right side
    67,605.84x = 3,488,196,884.14
  5. Step 5: Solve for x
    x = 3,488,196,884.14/67,605.84
  6. Step 6: Final answer
    x = 51,596.09

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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.