Home / 193,974.54-267,644.71-113,386.47

Finding the Fourth Proportional to 193,974.54, 267,644.71 and 113,386.47

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Solution

The fourth proportional to 193,974.54, 267,644.71 and 113,386.47 is: 156,449.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,974.54 : 267,644.71 = 113,386.47 : x
  2. Step 2: Convert to fraction form
    193,974.54/267,644.71 = 113,386.47/x
  3. Step 3: Cross multiply
    193,974.54x = 267,644.71 × 113,386.47
  4. Step 4: Simplify right side
    193,974.54x = 30,347,288,881.07
  5. Step 5: Solve for x
    x = 30,347,288,881.07/193,974.54
  6. Step 6: Final answer
    x = 156,449.86

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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.