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Finding the Fourth Proportional to 108,889.92, 163,352.19 and 37,834.29

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Solution

The fourth proportional to 108,889.92, 163,352.19 and 37,834.29 is: 56,757.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,889.92 : 163,352.19 = 37,834.29 : x
  2. Step 2: Convert to fraction form
    108,889.92/163,352.19 = 37,834.29/x
  3. Step 3: Cross multiply
    108,889.92x = 163,352.19 × 37,834.29
  4. Step 4: Simplify right side
    108,889.92x = 6,180,314,270.47
  5. Step 5: Solve for x
    x = 6,180,314,270.47/108,889.92
  6. Step 6: Final answer
    x = 56,757.45

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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.