Home / 127,201.63-190,815.51-33,707.38

Finding the Fourth Proportional to 127,201.63, 190,815.51 and 33,707.38

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Solution

The fourth proportional to 127,201.63, 190,815.51 and 33,707.38 is: 50,564.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,201.63 : 190,815.51 = 33,707.38 : x
  2. Step 2: Convert to fraction form
    127,201.63/190,815.51 = 33,707.38/x
  3. Step 3: Cross multiply
    127,201.63x = 190,815.51 × 33,707.38
  4. Step 4: Simplify right side
    127,201.63x = 6,431,889,782.85
  5. Step 5: Solve for x
    x = 6,431,889,782.85/127,201.63
  6. Step 6: Final answer
    x = 50,564.53

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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.