Home / 156,481.28-234,730.56-62,974.88

Finding the Fourth Proportional to 156,481.28, 234,730.56 and 62,974.88

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Solution

The fourth proportional to 156,481.28, 234,730.56 and 62,974.88 is: 94,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,481.28 : 234,730.56 = 62,974.88 : x
  2. Step 2: Convert to fraction form
    156,481.28/234,730.56 = 62,974.88/x
  3. Step 3: Cross multiply
    156,481.28x = 234,730.56 × 62,974.88
  4. Step 4: Simplify right side
    156,481.28x = 14,782,128,848.33
  5. Step 5: Solve for x
    x = 14,782,128,848.33/156,481.28
  6. Step 6: Final answer
    x = 94,465.80

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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.