Home / 161,132.20-241,698.30-137,285.80

Finding the Fourth Proportional to 161,132.20, 241,698.30 and 137,285.80

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Solution

The fourth proportional to 161,132.20, 241,698.30 and 137,285.80 is: 205,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,132.20 : 241,698.30 = 137,285.80 : x
  2. Step 2: Convert to fraction form
    161,132.20/241,698.30 = 137,285.80/x
  3. Step 3: Cross multiply
    161,132.20x = 241,698.30 × 137,285.80
  4. Step 4: Simplify right side
    161,132.20x = 33,181,744,474.14
  5. Step 5: Solve for x
    x = 33,181,744,474.14/161,132.20
  6. Step 6: Final answer
    x = 205,928.70

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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.