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Finding the Fourth Proportional to 92,296.86, 127,369.70 and 49,855.38

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Solution

The fourth proportional to 92,296.86, 127,369.70 and 49,855.38 is: 68,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,296.86 : 127,369.70 = 49,855.38 : x
  2. Step 2: Convert to fraction form
    92,296.86/127,369.70 = 49,855.38/x
  3. Step 3: Cross multiply
    92,296.86x = 127,369.70 × 49,855.38
  4. Step 4: Simplify right side
    92,296.86x = 6,350,064,793.99
  5. Step 5: Solve for x
    x = 6,350,064,793.99/92,296.86
  6. Step 6: Final answer
    x = 68,800.44

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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.