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Finding the Fourth Proportional to 45,608.52, 68,423.04 and 16,028.40

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Solution

The fourth proportional to 45,608.52, 68,423.04 and 16,028.40 is: 24,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,608.52 : 68,423.04 = 16,028.40 : x
  2. Step 2: Convert to fraction form
    45,608.52/68,423.04 = 16,028.40/x
  3. Step 3: Cross multiply
    45,608.52x = 68,423.04 × 16,028.40
  4. Step 4: Simplify right side
    45,608.52x = 1,096,711,854.34
  5. Step 5: Solve for x
    x = 1,096,711,854.34/45,608.52
  6. Step 6: Final answer
    x = 24,046.21

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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.