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Finding the Fourth Proportional to 68,594.04, 94,692.15 and 51,604.79

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Solution

The fourth proportional to 68,594.04, 94,692.15 and 51,604.79 is: 71,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,594.04 : 94,692.15 = 51,604.79 : x
  2. Step 2: Convert to fraction form
    68,594.04/94,692.15 = 51,604.79/x
  3. Step 3: Cross multiply
    68,594.04x = 94,692.15 × 51,604.79
  4. Step 4: Simplify right side
    68,594.04x = 4,886,568,041.94
  5. Step 5: Solve for x
    x = 4,886,568,041.94/68,594.04
  6. Step 6: Final answer
    x = 71,238.96

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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.