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Finding the Fourth Proportional to 92,296.56, 127,369.28 and 49,855.12

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Solution

The fourth proportional to 92,296.56, 127,369.28 and 49,855.12 is: 68,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,296.56 : 127,369.28 = 49,855.12 : x
  2. Step 2: Convert to fraction form
    92,296.56/127,369.28 = 49,855.12/x
  3. Step 3: Cross multiply
    92,296.56x = 127,369.28 × 49,855.12
  4. Step 4: Simplify right side
    92,296.56x = 6,350,010,738.71
  5. Step 5: Solve for x
    x = 6,350,010,738.71/92,296.56
  6. Step 6: Final answer
    x = 68,800.08

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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.