Home / 239,932.36-331,111.83-132,509.26

Finding the Fourth Proportional to 239,932.36, 331,111.83 and 132,509.26

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Solution

The fourth proportional to 239,932.36, 331,111.83 and 132,509.26 is: 182,865.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,932.36 : 331,111.83 = 132,509.26 : x
  2. Step 2: Convert to fraction form
    239,932.36/331,111.83 = 132,509.26/x
  3. Step 3: Cross multiply
    239,932.36x = 331,111.83 × 132,509.26
  4. Step 4: Simplify right side
    239,932.36x = 43,875,383,570.55
  5. Step 5: Solve for x
    x = 43,875,383,570.55/239,932.36
  6. Step 6: Final answer
    x = 182,865.64

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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.