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Finding the Fourth Proportional to 108,465.54, 162,660.18 and 32,541.44

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Solution

The fourth proportional to 108,465.54, 162,660.18 and 32,541.44 is: 48,800.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,465.54 : 162,660.18 = 32,541.44 : x
  2. Step 2: Convert to fraction form
    108,465.54/162,660.18 = 32,541.44/x
  3. Step 3: Cross multiply
    108,465.54x = 162,660.18 × 32,541.44
  4. Step 4: Simplify right side
    108,465.54x = 5,293,196,487.86
  5. Step 5: Solve for x
    x = 5,293,196,487.86/108,465.54
  6. Step 6: Final answer
    x = 48,800.72

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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.