Home / 193,451.76-266,989.50-108,573.48

Finding the Fourth Proportional to 193,451.76, 266,989.50 and 108,573.48

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Solution

The fourth proportional to 193,451.76, 266,989.50 and 108,573.48 is: 149,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,451.76 : 266,989.50 = 108,573.48 : x
  2. Step 2: Convert to fraction form
    193,451.76/266,989.50 = 108,573.48/x
  3. Step 3: Cross multiply
    193,451.76x = 266,989.50 × 108,573.48
  4. Step 4: Simplify right side
    193,451.76x = 28,987,979,138.46
  5. Step 5: Solve for x
    x = 28,987,979,138.46/193,451.76
  6. Step 6: Final answer
    x = 149,846.03

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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.