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Finding the Fourth Proportional to 173,887.72, 260,846.70 and 49,229.80

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Solution

The fourth proportional to 173,887.72, 260,846.70 and 49,229.80 is: 73,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,887.72 : 260,846.70 = 49,229.80 : x
  2. Step 2: Convert to fraction form
    173,887.72/260,846.70 = 49,229.80/x
  3. Step 3: Cross multiply
    173,887.72x = 260,846.70 × 49,229.80
  4. Step 4: Simplify right side
    173,887.72x = 12,841,430,871.66
  5. Step 5: Solve for x
    x = 12,841,430,871.66/173,887.72
  6. Step 6: Final answer
    x = 73,848.98

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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.