Home / 214,639.23-296,187.31-119,138.41

Finding the Fourth Proportional to 214,639.23, 296,187.31 and 119,138.41

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Solution

The fourth proportional to 214,639.23, 296,187.31 and 119,138.41 is: 164,402.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,639.23 : 296,187.31 = 119,138.41 : x
  2. Step 2: Convert to fraction form
    214,639.23/296,187.31 = 119,138.41/x
  3. Step 3: Cross multiply
    214,639.23x = 296,187.31 × 119,138.41
  4. Step 4: Simplify right side
    214,639.23x = 35,287,285,175.58
  5. Step 5: Solve for x
    x = 35,287,285,175.58/214,639.23
  6. Step 6: Final answer
    x = 164,402.78

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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.