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Finding the Fourth Proportional to 196,962.72, 295,382.24 and 63,812.24

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Solution

The fourth proportional to 196,962.72, 295,382.24 and 63,812.24 is: 95,698.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,962.72 : 295,382.24 = 63,812.24 : x
  2. Step 2: Convert to fraction form
    196,962.72/295,382.24 = 63,812.24/x
  3. Step 3: Cross multiply
    196,962.72x = 295,382.24 × 63,812.24
  4. Step 4: Simplify right side
    196,962.72x = 18,849,002,390.62
  5. Step 5: Solve for x
    x = 18,849,002,390.62/196,962.72
  6. Step 6: Final answer
    x = 95,698.32

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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.