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Finding the Fourth Proportional to 193,777.64, 267,437.73 and 108,894.63

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Solution

The fourth proportional to 193,777.64, 267,437.73 and 108,894.63 is: 150,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,777.64 : 267,437.73 = 108,894.63 : x
  2. Step 2: Convert to fraction form
    193,777.64/267,437.73 = 108,894.63/x
  3. Step 3: Cross multiply
    193,777.64x = 267,437.73 × 108,894.63
  4. Step 4: Simplify right side
    193,777.64x = 29,122,532,656.39
  5. Step 5: Solve for x
    x = 29,122,532,656.39/193,777.64
  6. Step 6: Final answer
    x = 150,288.41

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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.