Home / 156,090.30-234,077.85-50,912.70

Finding the Fourth Proportional to 156,090.30, 234,077.85 and 50,912.70

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Solution

The fourth proportional to 156,090.30, 234,077.85 and 50,912.70 is: 76,350.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,090.30 : 234,077.85 = 50,912.70 : x
  2. Step 2: Convert to fraction form
    156,090.30/234,077.85 = 50,912.70/x
  3. Step 3: Cross multiply
    156,090.30x = 234,077.85 × 50,912.70
  4. Step 4: Simplify right side
    156,090.30x = 11,917,535,353.70
  5. Step 5: Solve for x
    x = 11,917,535,353.70/156,090.30
  6. Step 6: Final answer
    x = 76,350.26

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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.