Home / 69,736.16-104,545.44-30,263.54

Finding the Fourth Proportional to 69,736.16, 104,545.44 and 30,263.54

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Solution

The fourth proportional to 69,736.16, 104,545.44 and 30,263.54 is: 45,369.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,736.16 : 104,545.44 = 30,263.54 : x
  2. Step 2: Convert to fraction form
    69,736.16/104,545.44 = 30,263.54/x
  3. Step 3: Cross multiply
    69,736.16x = 104,545.44 × 30,263.54
  4. Step 4: Simplify right side
    69,736.16x = 3,163,914,582.53
  5. Step 5: Solve for x
    x = 3,163,914,582.53/69,736.16
  6. Step 6: Final answer
    x = 45,369.79

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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.