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Finding the Fourth Proportional to 35,861.70, 53,563.10 and 32,479.44

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Solution

The fourth proportional to 35,861.70, 53,563.10 and 32,479.44 is: 48,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.70 : 53,563.10 = 32,479.44 : x
  2. Step 2: Convert to fraction form
    35,861.70/53,563.10 = 32,479.44/x
  3. Step 3: Cross multiply
    35,861.70x = 53,563.10 × 32,479.44
  4. Step 4: Simplify right side
    35,861.70x = 1,739,699,330.27
  5. Step 5: Solve for x
    x = 1,739,699,330.27/35,861.70
  6. Step 6: Final answer
    x = 48,511.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.