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Finding the Fourth Proportional to 108,594.57, 162,891.99 and 29,709.48

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Solution

The fourth proportional to 108,594.57, 162,891.99 and 29,709.48 is: 44,564.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,594.57 : 162,891.99 = 29,709.48 : x
  2. Step 2: Convert to fraction form
    108,594.57/162,891.99 = 29,709.48/x
  3. Step 3: Cross multiply
    108,594.57x = 162,891.99 × 29,709.48
  4. Step 4: Simplify right side
    108,594.57x = 4,839,436,319.07
  5. Step 5: Solve for x
    x = 4,839,436,319.07/108,594.57
  6. Step 6: Final answer
    x = 44,564.26

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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.