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Finding the Fourth Proportional to 227,485.98, 341,199.18 and 67,558.64

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Solution

The fourth proportional to 227,485.98, 341,199.18 and 67,558.64 is: 101,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,485.98 : 341,199.18 = 67,558.64 : x
  2. Step 2: Convert to fraction form
    227,485.98/341,199.18 = 67,558.64/x
  3. Step 3: Cross multiply
    227,485.98x = 341,199.18 × 67,558.64
  4. Step 4: Simplify right side
    227,485.98x = 23,050,950,863.92
  5. Step 5: Solve for x
    x = 23,050,950,863.92/227,485.98
  6. Step 6: Final answer
    x = 101,329.11

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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.