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Finding the Fourth Proportional to 45,663.52, 68,503.79 and 16,100.14

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Solution

The fourth proportional to 45,663.52, 68,503.79 and 16,100.14 is: 24,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,663.52 : 68,503.79 = 16,100.14 : x
  2. Step 2: Convert to fraction form
    45,663.52/68,503.79 = 16,100.14/x
  3. Step 3: Cross multiply
    45,663.52x = 68,503.79 × 16,100.14
  4. Step 4: Simplify right side
    45,663.52x = 1,102,920,609.53
  5. Step 5: Solve for x
    x = 1,102,920,609.53/45,663.52
  6. Step 6: Final answer
    x = 24,153.21

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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.