Home / 156,137.87-234,239.21-62,650.91

Finding the Fourth Proportional to 156,137.87, 234,239.21 and 62,650.91

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Solution

The fourth proportional to 156,137.87, 234,239.21 and 62,650.91 is: 93,989.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,137.87 : 234,239.21 = 62,650.91 : x
  2. Step 2: Convert to fraction form
    156,137.87/234,239.21 = 62,650.91/x
  3. Step 3: Cross multiply
    156,137.87x = 234,239.21 × 62,650.91
  4. Step 4: Simplify right side
    156,137.87x = 14,675,299,664.18
  5. Step 5: Solve for x
    x = 14,675,299,664.18/156,137.87
  6. Step 6: Final answer
    x = 93,989.37

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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.