Home / 202,162.40-303,000.60-83,772.80

Finding the Fourth Proportional to 202,162.40, 303,000.60 and 83,772.80

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Solution

The fourth proportional to 202,162.40, 303,000.60 and 83,772.80 is: 125,558.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,162.40 : 303,000.60 = 83,772.80 : x
  2. Step 2: Convert to fraction form
    202,162.40/303,000.60 = 83,772.80/x
  3. Step 3: Cross multiply
    202,162.40x = 303,000.60 × 83,772.80
  4. Step 4: Simplify right side
    202,162.40x = 25,383,208,663.68
  5. Step 5: Solve for x
    x = 25,383,208,663.68/202,162.40
  6. Step 6: Final answer
    x = 125,558.50

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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.