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Finding the Fourth Proportional to 45,692.76, 68,549.94 and 14,527.92

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Solution

The fourth proportional to 45,692.76, 68,549.94 and 14,527.92 is: 21,795.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,692.76 : 68,549.94 = 14,527.92 : x
  2. Step 2: Convert to fraction form
    45,692.76/68,549.94 = 14,527.92/x
  3. Step 3: Cross multiply
    45,692.76x = 68,549.94 × 14,527.92
  4. Step 4: Simplify right side
    45,692.76x = 995,888,044.32
  5. Step 5: Solve for x
    x = 995,888,044.32/45,692.76
  6. Step 6: Final answer
    x = 21,795.31

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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.