Home / 156,909.74-235,231.97-68,096.48

Finding the Fourth Proportional to 156,909.74, 235,231.97 and 68,096.48

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Solution

The fourth proportional to 156,909.74, 235,231.97 and 68,096.48 is: 102,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,909.74 : 235,231.97 = 68,096.48 : x
  2. Step 2: Convert to fraction form
    156,909.74/235,231.97 = 68,096.48/x
  3. Step 3: Cross multiply
    156,909.74x = 235,231.97 × 68,096.48
  4. Step 4: Simplify right side
    156,909.74x = 16,018,467,623.82
  5. Step 5: Solve for x
    x = 16,018,467,623.82/156,909.74
  6. Step 6: Final answer
    x = 102,087.15

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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.