Home / 126,793.17-190,208.29-38,053.69

Finding the Fourth Proportional to 126,793.17, 190,208.29 and 38,053.69

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Solution

The fourth proportional to 126,793.17, 190,208.29 and 38,053.69 is: 57,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,793.17 : 190,208.29 = 38,053.69 : x
  2. Step 2: Convert to fraction form
    126,793.17/190,208.29 = 38,053.69/x
  3. Step 3: Cross multiply
    126,793.17x = 190,208.29 × 38,053.69
  4. Step 4: Simplify right side
    126,793.17x = 7,238,126,352.05
  5. Step 5: Solve for x
    x = 7,238,126,352.05/126,793.17
  6. Step 6: Final answer
    x = 57,086.09

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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.