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Finding the Fourth Proportional to 67,974.82, 93,802.65 and 37,762.04

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Solution

The fourth proportional to 67,974.82, 93,802.65 and 37,762.04 is: 52,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,974.82 : 93,802.65 = 37,762.04 : x
  2. Step 2: Convert to fraction form
    67,974.82/93,802.65 = 37,762.04/x
  3. Step 3: Cross multiply
    67,974.82x = 93,802.65 × 37,762.04
  4. Step 4: Simplify right side
    67,974.82x = 3,542,179,760.99
  5. Step 5: Solve for x
    x = 3,542,179,760.99/67,974.82
  6. Step 6: Final answer
    x = 52,110.17

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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.