Home / 239,844.97-330,986.55-132,415.21

Finding the Fourth Proportional to 239,844.97, 330,986.55 and 132,415.21

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Solution

The fourth proportional to 239,844.97, 330,986.55 and 132,415.21 is: 182,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,844.97 : 330,986.55 = 132,415.21 : x
  2. Step 2: Convert to fraction form
    239,844.97/330,986.55 = 132,415.21/x
  3. Step 3: Cross multiply
    239,844.97x = 330,986.55 × 132,415.21
  4. Step 4: Simplify right side
    239,844.97x = 43,827,653,525.43
  5. Step 5: Solve for x
    x = 43,827,653,525.43/239,844.97
  6. Step 6: Final answer
    x = 182,733.26

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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.