Home / 156,192.56-234,046.34-108,904.20

Finding the Fourth Proportional to 156,192.56, 234,046.34 and 108,904.20

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Solution

The fourth proportional to 156,192.56, 234,046.34 and 108,904.20 is: 163,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,192.56 : 234,046.34 = 108,904.20 : x
  2. Step 2: Convert to fraction form
    156,192.56/234,046.34 = 108,904.20/x
  3. Step 3: Cross multiply
    156,192.56x = 234,046.34 × 108,904.20
  4. Step 4: Simplify right side
    156,192.56x = 25,488,629,420.63
  5. Step 5: Solve for x
    x = 25,488,629,420.63/156,192.56
  6. Step 6: Final answer
    x = 163,187.22

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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.