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Finding the Fourth Proportional to 108,569.62, 162,856.46 and 33,692.20

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Solution

The fourth proportional to 108,569.62, 162,856.46 and 33,692.20 is: 50,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,569.62 : 162,856.46 = 33,692.20 : x
  2. Step 2: Convert to fraction form
    108,569.62/162,856.46 = 33,692.20/x
  3. Step 3: Cross multiply
    108,569.62x = 162,856.46 × 33,692.20
  4. Step 4: Simplify right side
    108,569.62x = 5,486,992,421.61
  5. Step 5: Solve for x
    x = 5,486,992,421.61/108,569.62
  6. Step 6: Final answer
    x = 50,538.93

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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.