Home / 193,815.40-267,571.14-117,347.56

Finding the Fourth Proportional to 193,815.40, 267,571.14 and 117,347.56

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Solution

The fourth proportional to 193,815.40, 267,571.14 and 117,347.56 is: 162,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,815.40 : 267,571.14 = 117,347.56 : x
  2. Step 2: Convert to fraction form
    193,815.40/267,571.14 = 117,347.56/x
  3. Step 3: Cross multiply
    193,815.40x = 267,571.14 × 117,347.56
  4. Step 4: Simplify right side
    193,815.40x = 31,398,820,405.42
  5. Step 5: Solve for x
    x = 31,398,820,405.42/193,815.40
  6. Step 6: Final answer
    x = 162,003.74

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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.