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Finding the Fourth Proportional to 67,252.60, 100,876.74 and 27,798.04

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Solution

The fourth proportional to 67,252.60, 100,876.74 and 27,798.04 is: 41,696.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,252.60 : 100,876.74 = 27,798.04 : x
  2. Step 2: Convert to fraction form
    67,252.60/100,876.74 = 27,798.04/x
  3. Step 3: Cross multiply
    67,252.60x = 100,876.74 × 27,798.04
  4. Step 4: Simplify right side
    67,252.60x = 2,804,175,653.59
  5. Step 5: Solve for x
    x = 2,804,175,653.59/67,252.60
  6. Step 6: Final answer
    x = 41,696.17

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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.