Home / 156,089.80-234,077.10-50,912.20

Finding the Fourth Proportional to 156,089.80, 234,077.10 and 50,912.20

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Solution

The fourth proportional to 156,089.80, 234,077.10 and 50,912.20 is: 76,349.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,089.80 : 234,077.10 = 50,912.20 : x
  2. Step 2: Convert to fraction form
    156,089.80/234,077.10 = 50,912.20/x
  3. Step 3: Cross multiply
    156,089.80x = 234,077.10 × 50,912.20
  4. Step 4: Simplify right side
    156,089.80x = 11,917,380,130.62
  5. Step 5: Solve for x
    x = 11,917,380,130.62/156,089.80
  6. Step 6: Final answer
    x = 76,349.51

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1.5x scale

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.