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Finding the Fourth Proportional to 133,344.29, 200,011.10 and 73,491.42

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Solution

The fourth proportional to 133,344.29, 200,011.10 and 73,491.42 is: 110,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,344.29 : 200,011.10 = 73,491.42 : x
  2. Step 2: Convert to fraction form
    133,344.29/200,011.10 = 73,491.42/x
  3. Step 3: Cross multiply
    133,344.29x = 200,011.10 × 73,491.42
  4. Step 4: Simplify right side
    133,344.29x = 14,699,099,754.76
  5. Step 5: Solve for x
    x = 14,699,099,754.76/133,344.29
  6. Step 6: Final answer
    x = 110,234.19

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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.