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Finding the Fourth Proportional to 133,515.64, 200,052.24 and 93,879.10

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Solution

The fourth proportional to 133,515.64, 200,052.24 and 93,879.10 is: 140,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,515.64 : 200,052.24 = 93,879.10 : x
  2. Step 2: Convert to fraction form
    133,515.64/200,052.24 = 93,879.10/x
  3. Step 3: Cross multiply
    133,515.64x = 200,052.24 × 93,879.10
  4. Step 4: Simplify right side
    133,515.64x = 18,780,724,244.18
  5. Step 5: Solve for x
    x = 18,780,724,244.18/133,515.64
  6. Step 6: Final answer
    x = 140,663.10

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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.