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Finding the Fourth Proportional to 108,367.32, 162,510.60 and 37,269.84

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Solution

The fourth proportional to 108,367.32, 162,510.60 and 37,269.84 is: 55,890.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,367.32 : 162,510.60 = 37,269.84 : x
  2. Step 2: Convert to fraction form
    108,367.32/162,510.60 = 37,269.84/x
  3. Step 3: Cross multiply
    108,367.32x = 162,510.60 × 37,269.84
  4. Step 4: Simplify right side
    108,367.32x = 6,056,744,060.30
  5. Step 5: Solve for x
    x = 6,056,744,060.30/108,367.32
  6. Step 6: Final answer
    x = 55,890.87

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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.