Home / 104,250.89-156,255.36-47,972.85

Finding the Fourth Proportional to 104,250.89, 156,255.36 and 47,972.85

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Solution

The fourth proportional to 104,250.89, 156,255.36 and 47,972.85 is: 71,903.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,250.89 : 156,255.36 = 47,972.85 : x
  2. Step 2: Convert to fraction form
    104,250.89/156,255.36 = 47,972.85/x
  3. Step 3: Cross multiply
    104,250.89x = 156,255.36 × 47,972.85
  4. Step 4: Simplify right side
    104,250.89x = 7,496,014,946.98
  5. Step 5: Solve for x
    x = 7,496,014,946.98/104,250.89
  6. Step 6: Final answer
    x = 71,903.61

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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.