Home / 127,999.13-191,998.69-34,504.88

Finding the Fourth Proportional to 127,999.13, 191,998.69 and 34,504.88

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Solution

The fourth proportional to 127,999.13, 191,998.69 and 34,504.88 is: 51,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,999.13 : 191,998.69 = 34,504.88 : x
  2. Step 2: Convert to fraction form
    127,999.13/191,998.69 = 34,504.88/x
  3. Step 3: Cross multiply
    127,999.13x = 191,998.69 × 34,504.88
  4. Step 4: Simplify right side
    127,999.13x = 6,624,890,712.35
  5. Step 5: Solve for x
    x = 6,624,890,712.35/127,999.13
  6. Step 6: Final answer
    x = 51,757.31

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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.