Home / 197,002.72-295,533.24-72,334

Finding the Fourth Proportional to 197,002.72, 295,533.24 and 72,334

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Solution

The fourth proportional to 197,002.72, 295,533.24 and 72,334 is: 108,511.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,002.72 : 295,533.24 = 72,334 : x
  2. Step 2: Convert to fraction form
    197,002.72/295,533.24 = 72,334/x
  3. Step 3: Cross multiply
    197,002.72x = 295,533.24 × 72,334
  4. Step 4: Simplify right side
    197,002.72x = 21,377,101,382.16
  5. Step 5: Solve for x
    x = 21,377,101,382.16/197,002.72
  6. Step 6: Final answer
    x = 108,511.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.