Home / 181,237.20-271,855.80-118,251.60

Finding the Fourth Proportional to 181,237.20, 271,855.80 and 118,251.60

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Solution

The fourth proportional to 181,237.20, 271,855.80 and 118,251.60 is: 177,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,237.20 : 271,855.80 = 118,251.60 : x
  2. Step 2: Convert to fraction form
    181,237.20/271,855.80 = 118,251.60/x
  3. Step 3: Cross multiply
    181,237.20x = 271,855.80 × 118,251.60
  4. Step 4: Simplify right side
    181,237.20x = 32,147,383,319.28
  5. Step 5: Solve for x
    x = 32,147,383,319.28/181,237.20
  6. Step 6: Final answer
    x = 177,377.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.