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Finding the Fourth Proportional to 108,234.57, 162,368.01 and 33,348.45

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Solution

The fourth proportional to 108,234.57, 162,368.01 and 33,348.45 is: 50,027.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,234.57 : 162,368.01 = 33,348.45 : x
  2. Step 2: Convert to fraction form
    108,234.57/162,368.01 = 33,348.45/x
  3. Step 3: Cross multiply
    108,234.57x = 162,368.01 × 33,348.45
  4. Step 4: Simplify right side
    108,234.57x = 5,414,721,463.08
  5. Step 5: Solve for x
    x = 5,414,721,463.08/108,234.57
  6. Step 6: Final answer
    x = 50,027.65

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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.