Home / 127,115.33-190,684.07-41,700.57

Finding the Fourth Proportional to 127,115.33, 190,684.07 and 41,700.57

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Solution

The fourth proportional to 127,115.33, 190,684.07 and 41,700.57 is: 62,554.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,115.33 : 190,684.07 = 41,700.57 : x
  2. Step 2: Convert to fraction form
    127,115.33/190,684.07 = 41,700.57/x
  3. Step 3: Cross multiply
    127,115.33x = 190,684.07 × 41,700.57
  4. Step 4: Simplify right side
    127,115.33x = 7,951,634,200.42
  5. Step 5: Solve for x
    x = 7,951,634,200.42/127,115.33
  6. Step 6: Final answer
    x = 62,554.49

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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.