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Finding the Fourth Proportional to 68,563.17, 102,748.32 and 32,501.34

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Solution

The fourth proportional to 68,563.17, 102,748.32 and 32,501.34 is: 48,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,563.17 : 102,748.32 = 32,501.34 : x
  2. Step 2: Convert to fraction form
    68,563.17/102,748.32 = 32,501.34/x
  3. Step 3: Cross multiply
    68,563.17x = 102,748.32 × 32,501.34
  4. Step 4: Simplify right side
    68,563.17x = 3,339,458,082.75
  5. Step 5: Solve for x
    x = 3,339,458,082.75/68,563.17
  6. Step 6: Final answer
    x = 48,706.30

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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.