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Finding the Fourth Proportional to 133,996.56, 201,024 and 45,246.30

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Solution

The fourth proportional to 133,996.56, 201,024 and 45,246.30 is: 67,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,996.56 : 201,024 = 45,246.30 : x
  2. Step 2: Convert to fraction form
    133,996.56/201,024 = 45,246.30/x
  3. Step 3: Cross multiply
    133,996.56x = 201,024 × 45,246.30
  4. Step 4: Simplify right side
    133,996.56x = 9,095,592,211.20
  5. Step 5: Solve for x
    x = 9,095,592,211.20/133,996.56
  6. Step 6: Final answer
    x = 67,879.30

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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.