Home / 193,656.21-267,277.28-161,339.57

Finding the Fourth Proportional to 193,656.21, 267,277.28 and 161,339.57

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Solution

The fourth proportional to 193,656.21, 267,277.28 and 161,339.57 is: 222,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,656.21 : 267,277.28 = 161,339.57 : x
  2. Step 2: Convert to fraction form
    193,656.21/267,277.28 = 161,339.57/x
  3. Step 3: Cross multiply
    193,656.21x = 267,277.28 × 161,339.57
  4. Step 4: Simplify right side
    193,656.21x = 43,122,401,425.97
  5. Step 5: Solve for x
    x = 43,122,401,425.97/193,656.21
  6. Step 6: Final answer
    x = 222,675.03

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1.5x scale

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.