Home / 234,137.60-323,110.71-126,707.62

Finding the Fourth Proportional to 234,137.60, 323,110.71 and 126,707.62

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Solution

The fourth proportional to 234,137.60, 323,110.71 and 126,707.62 is: 174,856.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,137.60 : 323,110.71 = 126,707.62 : x
  2. Step 2: Convert to fraction form
    234,137.60/323,110.71 = 126,707.62/x
  3. Step 3: Cross multiply
    234,137.60x = 323,110.71 × 126,707.62
  4. Step 4: Simplify right side
    234,137.60x = 40,940,589,060.61
  5. Step 5: Solve for x
    x = 40,940,589,060.61/234,137.60
  6. Step 6: Final answer
    x = 174,856.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.