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Finding the Fourth Proportional to 99,164.70, 148,765.91 and 32,624.01

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Solution

The fourth proportional to 99,164.70, 148,765.91 and 32,624.01 is: 48,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,164.70 : 148,765.91 = 32,624.01 : x
  2. Step 2: Convert to fraction form
    99,164.70/148,765.91 = 32,624.01/x
  3. Step 3: Cross multiply
    99,164.70x = 148,765.91 × 32,624.01
  4. Step 4: Simplify right side
    99,164.70x = 4,853,340,372.38
  5. Step 5: Solve for x
    x = 4,853,340,372.38/99,164.70
  6. Step 6: Final answer
    x = 48,942.22

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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.