Home / 193,523.40-267,015.56-112,904.91

Finding the Fourth Proportional to 193,523.40, 267,015.56 and 112,904.91

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Solution

The fourth proportional to 193,523.40, 267,015.56 and 112,904.91 is: 155,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,523.40 : 267,015.56 = 112,904.91 : x
  2. Step 2: Convert to fraction form
    193,523.40/267,015.56 = 112,904.91/x
  3. Step 3: Cross multiply
    193,523.40x = 267,015.56 × 112,904.91
  4. Step 4: Simplify right side
    193,523.40x = 30,147,367,205.88
  5. Step 5: Solve for x
    x = 30,147,367,205.88/193,523.40
  6. Step 6: Final answer
    x = 155,781.51

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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.