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Finding the Fourth Proportional to 133,081.35, 199,622.03 and 133,081.35

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Solution

The fourth proportional to 133,081.35, 199,622.03 and 133,081.35 is: 199,622.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,081.35 : 199,622.03 = 133,081.35 : x
  2. Step 2: Convert to fraction form
    133,081.35/199,622.03 = 133,081.35/x
  3. Step 3: Cross multiply
    133,081.35x = 199,622.03 × 133,081.35
  4. Step 4: Simplify right side
    133,081.35x = 26,565,969,242.14
  5. Step 5: Solve for x
    x = 26,565,969,242.14/133,081.35
  6. Step 6: Final answer
    x = 199,622.03

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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.