Home / 176,785.43-243,944.10-104,183.64

Finding the Fourth Proportional to 176,785.43, 243,944.10 and 104,183.64

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Solution

The fourth proportional to 176,785.43, 243,944.10 and 104,183.64 is: 143,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,785.43 : 243,944.10 = 104,183.64 : x
  2. Step 2: Convert to fraction form
    176,785.43/243,944.10 = 104,183.64/x
  3. Step 3: Cross multiply
    176,785.43x = 243,944.10 × 104,183.64
  4. Step 4: Simplify right side
    176,785.43x = 25,414,984,294.52
  5. Step 5: Solve for x
    x = 25,414,984,294.52/176,785.43
  6. Step 6: Final answer
    x = 143,761.76

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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.