Home / 126,887.76-190,292.76-33,381.36

Finding the Fourth Proportional to 126,887.76, 190,292.76 and 33,381.36

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Solution

The fourth proportional to 126,887.76, 190,292.76 and 33,381.36 is: 50,061.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,887.76 : 190,292.76 = 33,381.36 : x
  2. Step 2: Convert to fraction form
    126,887.76/190,292.76 = 33,381.36/x
  3. Step 3: Cross multiply
    126,887.76x = 190,292.76 × 33,381.36
  4. Step 4: Simplify right side
    126,887.76x = 6,352,231,126.95
  5. Step 5: Solve for x
    x = 6,352,231,126.95/126,887.76
  6. Step 6: Final answer
    x = 50,061.81

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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.