Home / 127,332.78-190,998.98-33,838.54

Finding the Fourth Proportional to 127,332.78, 190,998.98 and 33,838.54

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Solution

The fourth proportional to 127,332.78, 190,998.98 and 33,838.54 is: 50,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,332.78 : 190,998.98 = 33,838.54 : x
  2. Step 2: Convert to fraction form
    127,332.78/190,998.98 = 33,838.54/x
  3. Step 3: Cross multiply
    127,332.78x = 190,998.98 × 33,838.54
  4. Step 4: Simplify right side
    127,332.78x = 6,463,126,624.69
  5. Step 5: Solve for x
    x = 6,463,126,624.69/127,332.78
  6. Step 6: Final answer
    x = 50,757.76

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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.