Home / 239,436.82-330,425.06-132,010.70

Finding the Fourth Proportional to 239,436.82, 330,425.06 and 132,010.70

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Solution

The fourth proportional to 239,436.82, 330,425.06 and 132,010.70 is: 182,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,436.82 : 330,425.06 = 132,010.70 : x
  2. Step 2: Convert to fraction form
    239,436.82/330,425.06 = 132,010.70/x
  3. Step 3: Cross multiply
    239,436.82x = 330,425.06 × 132,010.70
  4. Step 4: Simplify right side
    239,436.82x = 43,619,643,106.86
  5. Step 5: Solve for x
    x = 43,619,643,106.86/239,436.82
  6. Step 6: Final answer
    x = 182,176.00

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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.