Home / 193,803.52-267,388.76-113,172.88

Finding the Fourth Proportional to 193,803.52, 267,388.76 and 113,172.88

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Solution

The fourth proportional to 193,803.52, 267,388.76 and 113,172.88 is: 156,143.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,803.52 : 267,388.76 = 113,172.88 : x
  2. Step 2: Convert to fraction form
    193,803.52/267,388.76 = 113,172.88/x
  3. Step 3: Cross multiply
    193,803.52x = 267,388.76 × 113,172.88
  4. Step 4: Simplify right side
    193,803.52x = 30,261,156,048.83
  5. Step 5: Solve for x
    x = 30,261,156,048.83/193,803.52
  6. Step 6: Final answer
    x = 156,143.48

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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.