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Finding the Fourth Proportional to 92,365.11, 127,464.04 and 49,923.64

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Solution

The fourth proportional to 92,365.11, 127,464.04 and 49,923.64 is: 68,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,365.11 : 127,464.04 = 49,923.64 : x
  2. Step 2: Convert to fraction form
    92,365.11/127,464.04 = 49,923.64/x
  3. Step 3: Cross multiply
    92,365.11x = 127,464.04 × 49,923.64
  4. Step 4: Simplify right side
    92,365.11x = 6,363,469,137.85
  5. Step 5: Solve for x
    x = 6,363,469,137.85/92,365.11
  6. Step 6: Final answer
    x = 68,894.73

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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.