Home / 156,748.30-234,961.59-61,940.10

Finding the Fourth Proportional to 156,748.30, 234,961.59 and 61,940.10

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Solution

The fourth proportional to 156,748.30, 234,961.59 and 61,940.10 is: 92,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,748.30 : 234,961.59 = 61,940.10 : x
  2. Step 2: Convert to fraction form
    156,748.30/234,961.59 = 61,940.10/x
  3. Step 3: Cross multiply
    156,748.30x = 234,961.59 × 61,940.10
  4. Step 4: Simplify right side
    156,748.30x = 14,553,544,380.76
  5. Step 5: Solve for x
    x = 14,553,544,380.76/156,748.30
  6. Step 6: Final answer
    x = 92,846.59

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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.