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Finding the Fourth Proportional to 19,800.68, 29,701.04 and 5,949.68

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Solution

The fourth proportional to 19,800.68, 29,701.04 and 5,949.68 is: 8,924.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.68 : 29,701.04 = 5,949.68 : x
  2. Step 2: Convert to fraction form
    19,800.68/29,701.04 = 5,949.68/x
  3. Step 3: Cross multiply
    19,800.68x = 29,701.04 × 5,949.68
  4. Step 4: Simplify right side
    19,800.68x = 176,711,505.41
  5. Step 5: Solve for x
    x = 176,711,505.41/19,800.68
  6. Step 6: Final answer
    x = 8,924.52

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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.