Home / 126,959.42-190,463.22-51,063.77

Finding the Fourth Proportional to 126,959.42, 190,463.22 and 51,063.77

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Solution

The fourth proportional to 126,959.42, 190,463.22 and 51,063.77 is: 76,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,959.42 : 190,463.22 = 51,063.77 : x
  2. Step 2: Convert to fraction form
    126,959.42/190,463.22 = 51,063.77/x
  3. Step 3: Cross multiply
    126,959.42x = 190,463.22 × 51,063.77
  4. Step 4: Simplify right side
    126,959.42x = 9,725,769,107.22
  5. Step 5: Solve for x
    x = 9,725,769,107.22/126,959.42
  6. Step 6: Final answer
    x = 76,605.34

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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.