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Finding the Fourth Proportional to 196,830.52, 295,292.64 and 63,710.77

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Solution

The fourth proportional to 196,830.52, 295,292.64 and 63,710.77 is: 95,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,830.52 : 295,292.64 = 63,710.77 : x
  2. Step 2: Convert to fraction form
    196,830.52/295,292.64 = 63,710.77/x
  3. Step 3: Cross multiply
    196,830.52x = 295,292.64 × 63,710.77
  4. Step 4: Simplify right side
    196,830.52x = 18,813,321,165.72
  5. Step 5: Solve for x
    x = 18,813,321,165.72/196,830.52
  6. Step 6: Final answer
    x = 95,581.32

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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.