Home / 127,340.40-191,010.60-33,855.60

Finding the Fourth Proportional to 127,340.40, 191,010.60 and 33,855.60

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Solution

The fourth proportional to 127,340.40, 191,010.60 and 33,855.60 is: 50,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,340.40 : 191,010.60 = 33,855.60 : x
  2. Step 2: Convert to fraction form
    127,340.40/191,010.60 = 33,855.60/x
  3. Step 3: Cross multiply
    127,340.40x = 191,010.60 × 33,855.60
  4. Step 4: Simplify right side
    127,340.40x = 6,466,778,469.36
  5. Step 5: Solve for x
    x = 6,466,778,469.36/127,340.40
  6. Step 6: Final answer
    x = 50,783.40

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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.