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Finding the Fourth Proportional to 40,529.25, 60,794.15 and 12,827.25

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Solution

The fourth proportional to 40,529.25, 60,794.15 and 12,827.25 is: 19,240.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,529.25 : 60,794.15 = 12,827.25 : x
  2. Step 2: Convert to fraction form
    40,529.25/60,794.15 = 12,827.25/x
  3. Step 3: Cross multiply
    40,529.25x = 60,794.15 × 12,827.25
  4. Step 4: Simplify right side
    40,529.25x = 779,821,696.45
  5. Step 5: Solve for x
    x = 779,821,696.45/40,529.25
  6. Step 6: Final answer
    x = 19,240.96

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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.