Home / 197,314.58-272,229.56-120,753.84

Finding the Fourth Proportional to 197,314.58, 272,229.56 and 120,753.84

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Solution

The fourth proportional to 197,314.58, 272,229.56 and 120,753.84 is: 166,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,314.58 : 272,229.56 = 120,753.84 : x
  2. Step 2: Convert to fraction form
    197,314.58/272,229.56 = 120,753.84/x
  3. Step 3: Cross multiply
    197,314.58x = 272,229.56 × 120,753.84
  4. Step 4: Simplify right side
    197,314.58x = 32,872,764,070.14
  5. Step 5: Solve for x
    x = 32,872,764,070.14/197,314.58
  6. Step 6: Final answer
    x = 166,600.78

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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.