Home / 193,931.30-267,649.56-109,047.75

Finding the Fourth Proportional to 193,931.30, 267,649.56 and 109,047.75

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Solution

The fourth proportional to 193,931.30, 267,649.56 and 109,047.75 is: 150,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,931.30 : 267,649.56 = 109,047.75 : x
  2. Step 2: Convert to fraction form
    193,931.30/267,649.56 = 109,047.75/x
  3. Step 3: Cross multiply
    193,931.30x = 267,649.56 × 109,047.75
  4. Step 4: Simplify right side
    193,931.30x = 29,186,582,306.49
  5. Step 5: Solve for x
    x = 29,186,582,306.49/193,931.30
  6. Step 6: Final answer
    x = 150,499.60

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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.