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Finding the Fourth Proportional to 43,095.84, 64,605.48 and 16,819.03

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Solution

The fourth proportional to 43,095.84, 64,605.48 and 16,819.03 is: 25,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,095.84 : 64,605.48 = 16,819.03 : x
  2. Step 2: Convert to fraction form
    43,095.84/64,605.48 = 16,819.03/x
  3. Step 3: Cross multiply
    43,095.84x = 64,605.48 × 16,819.03
  4. Step 4: Simplify right side
    43,095.84x = 1,086,601,506.28
  5. Step 5: Solve for x
    x = 1,086,601,506.28/43,095.84
  6. Step 6: Final answer
    x = 25,213.61

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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.