Home / 204,022.40-306,033.60-124,188.80

Finding the Fourth Proportional to 204,022.40, 306,033.60 and 124,188.80

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Solution

The fourth proportional to 204,022.40, 306,033.60 and 124,188.80 is: 186,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,022.40 : 306,033.60 = 124,188.80 : x
  2. Step 2: Convert to fraction form
    204,022.40/306,033.60 = 124,188.80/x
  3. Step 3: Cross multiply
    204,022.40x = 306,033.60 × 124,188.80
  4. Step 4: Simplify right side
    204,022.40x = 38,005,945,543.68
  5. Step 5: Solve for x
    x = 38,005,945,543.68/204,022.40
  6. Step 6: Final answer
    x = 186,283.20

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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.