Home / 193,575.56-267,018.44-121,831.03

Finding the Fourth Proportional to 193,575.56, 267,018.44 and 121,831.03

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Solution

The fourth proportional to 193,575.56, 267,018.44 and 121,831.03 is: 168,053.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,575.56 : 267,018.44 = 121,831.03 : x
  2. Step 2: Convert to fraction form
    193,575.56/267,018.44 = 121,831.03/x
  3. Step 3: Cross multiply
    193,575.56x = 267,018.44 × 121,831.03
  4. Step 4: Simplify right side
    193,575.56x = 32,531,131,211.22
  5. Step 5: Solve for x
    x = 32,531,131,211.22/193,575.56
  6. Step 6: Final answer
    x = 168,053.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.