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Finding the Fourth Proportional to 108,497.35, 162,737.92 and 33,618.07

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Solution

The fourth proportional to 108,497.35, 162,737.92 and 33,618.07 is: 50,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,497.35 : 162,737.92 = 33,618.07 : x
  2. Step 2: Convert to fraction form
    108,497.35/162,737.92 = 33,618.07/x
  3. Step 3: Cross multiply
    108,497.35x = 162,737.92 × 33,618.07
  4. Step 4: Simplify right side
    108,497.35x = 5,470,934,786.21
  5. Step 5: Solve for x
    x = 5,470,934,786.21/108,497.35
  6. Step 6: Final answer
    x = 50,424.59

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1.5x scale

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.