Home / 156,138.37-234,239.96-62,651.41

Finding the Fourth Proportional to 156,138.37, 234,239.96 and 62,651.41

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Solution

The fourth proportional to 156,138.37, 234,239.96 and 62,651.41 is: 93,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,138.37 : 234,239.96 = 62,651.41 : x
  2. Step 2: Convert to fraction form
    156,138.37/234,239.96 = 62,651.41/x
  3. Step 3: Cross multiply
    156,138.37x = 234,239.96 × 62,651.41
  4. Step 4: Simplify right side
    156,138.37x = 14,675,463,772.34
  5. Step 5: Solve for x
    x = 14,675,463,772.34/156,138.37
  6. Step 6: Final answer
    x = 93,990.12

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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.