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Finding the Fourth Proportional to 34,898.80, 48,168.89 and 19,800.29

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Solution

The fourth proportional to 34,898.80, 48,168.89 and 19,800.29 is: 27,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,898.80 : 48,168.89 = 19,800.29 : x
  2. Step 2: Convert to fraction form
    34,898.80/48,168.89 = 19,800.29/x
  3. Step 3: Cross multiply
    34,898.80x = 48,168.89 × 19,800.29
  4. Step 4: Simplify right side
    34,898.80x = 953,757,990.98
  5. Step 5: Solve for x
    x = 953,757,990.98/34,898.80
  6. Step 6: Final answer
    x = 27,329.25

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1.5x scale

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.