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Finding the Fourth Proportional to 36,698.70, 55,057.05 and 16,973.10

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Solution

The fourth proportional to 36,698.70, 55,057.05 and 16,973.10 is: 25,463.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,698.70 : 55,057.05 = 16,973.10 : x
  2. Step 2: Convert to fraction form
    36,698.70/55,057.05 = 16,973.10/x
  3. Step 3: Cross multiply
    36,698.70x = 55,057.05 × 16,973.10
  4. Step 4: Simplify right side
    36,698.70x = 934,488,815.36
  5. Step 5: Solve for x
    x = 934,488,815.36/36,698.70
  6. Step 6: Final answer
    x = 25,463.81

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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.