Home / 197,096.92-271,987.02-112,197.56

Finding the Fourth Proportional to 197,096.92, 271,987.02 and 112,197.56

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Solution

The fourth proportional to 197,096.92, 271,987.02 and 112,197.56 is: 154,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,096.92 : 271,987.02 = 112,197.56 : x
  2. Step 2: Convert to fraction form
    197,096.92/271,987.02 = 112,197.56/x
  3. Step 3: Cross multiply
    197,096.92x = 271,987.02 × 112,197.56
  4. Step 4: Simplify right side
    197,096.92x = 30,516,279,995.67
  5. Step 5: Solve for x
    x = 30,516,279,995.67/197,096.92
  6. Step 6: Final answer
    x = 154,828.80

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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.