Home / 193,968.77-267,636.80-113,380.71

Finding the Fourth Proportional to 193,968.77, 267,636.80 and 113,380.71

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Solution

The fourth proportional to 193,968.77, 267,636.80 and 113,380.71 is: 156,441.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,968.77 : 267,636.80 = 113,380.71 : x
  2. Step 2: Convert to fraction form
    193,968.77/267,636.80 = 113,380.71/x
  3. Step 3: Cross multiply
    193,968.77x = 267,636.80 × 113,380.71
  4. Step 4: Simplify right side
    193,968.77x = 30,344,848,835.59
  5. Step 5: Solve for x
    x = 30,344,848,835.59/193,968.77
  6. Step 6: Final answer
    x = 156,441.93

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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.