Home / 239,603.20-330,654.72-132,177.76

Finding the Fourth Proportional to 239,603.20, 330,654.72 and 132,177.76

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Solution

The fourth proportional to 239,603.20, 330,654.72 and 132,177.76 is: 182,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,603.20 : 330,654.72 = 132,177.76 : x
  2. Step 2: Convert to fraction form
    239,603.20/330,654.72 = 132,177.76/x
  3. Step 3: Cross multiply
    239,603.20x = 330,654.72 × 132,177.76
  4. Step 4: Simplify right side
    239,603.20x = 43,705,200,223.03
  5. Step 5: Solve for x
    x = 43,705,200,223.03/239,603.20
  6. Step 6: Final answer
    x = 182,406.58

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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.