Home / 239,435.52-330,435.89-132,005.37

Finding the Fourth Proportional to 239,435.52, 330,435.89 and 132,005.37

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Solution

The fourth proportional to 239,435.52, 330,435.89 and 132,005.37 is: 182,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,435.52 : 330,435.89 = 132,005.37 : x
  2. Step 2: Convert to fraction form
    239,435.52/330,435.89 = 132,005.37/x
  3. Step 3: Cross multiply
    239,435.52x = 330,435.89 × 132,005.37
  4. Step 4: Simplify right side
    239,435.52x = 43,619,311,920.73
  5. Step 5: Solve for x
    x = 43,619,311,920.73/239,435.52
  6. Step 6: Final answer
    x = 182,175.61

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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.