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Finding the Fourth Proportional to 107,650.70, 161,499.41 and 32,768.90

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Solution

The fourth proportional to 107,650.70, 161,499.41 and 32,768.90 is: 49,160.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,650.70 : 161,499.41 = 32,768.90 : x
  2. Step 2: Convert to fraction form
    107,650.70/161,499.41 = 32,768.90/x
  3. Step 3: Cross multiply
    107,650.70x = 161,499.41 × 32,768.90
  4. Step 4: Simplify right side
    107,650.70x = 5,292,158,774.11
  5. Step 5: Solve for x
    x = 5,292,158,774.11/107,650.70
  6. Step 6: Final answer
    x = 49,160.47

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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.