Home / 197,794.46-272,957.16-107,150.40

Finding the Fourth Proportional to 197,794.46, 272,957.16 and 107,150.40

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Solution

The fourth proportional to 197,794.46, 272,957.16 and 107,150.40 is: 147,867.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,794.46 : 272,957.16 = 107,150.40 : x
  2. Step 2: Convert to fraction form
    197,794.46/272,957.16 = 107,150.40/x
  3. Step 3: Cross multiply
    197,794.46x = 272,957.16 × 107,150.40
  4. Step 4: Simplify right side
    197,794.46x = 29,247,468,876.86
  5. Step 5: Solve for x
    x = 29,247,468,876.86/197,794.46
  6. Step 6: Final answer
    x = 147,867.99

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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.