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Finding the Fourth Proportional to 224,955.45, 337,305.60 and 91,679.67

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Solution

The fourth proportional to 224,955.45, 337,305.60 and 91,679.67 is: 137,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,955.45 : 337,305.60 = 91,679.67 : x
  2. Step 2: Convert to fraction form
    224,955.45/337,305.60 = 91,679.67/x
  3. Step 3: Cross multiply
    224,955.45x = 337,305.60 × 91,679.67
  4. Step 4: Simplify right side
    224,955.45x = 30,924,066,097.15
  5. Step 5: Solve for x
    x = 30,924,066,097.15/224,955.45
  6. Step 6: Final answer
    x = 137,467.51

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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.