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Finding the Fourth Proportional to 173,650.56, 260,496.90 and 48,991.56

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Solution

The fourth proportional to 173,650.56, 260,496.90 and 48,991.56 is: 73,493.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,650.56 : 260,496.90 = 48,991.56 : x
  2. Step 2: Convert to fraction form
    173,650.56/260,496.90 = 48,991.56/x
  3. Step 3: Cross multiply
    173,650.56x = 260,496.90 × 48,991.56
  4. Step 4: Simplify right side
    173,650.56x = 12,762,149,506.16
  5. Step 5: Solve for x
    x = 12,762,149,506.16/173,650.56
  6. Step 6: Final answer
    x = 73,493.28

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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.