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Finding the Fourth Proportional to 69,941.35, 104,943.04 and 36,653.50

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Solution

The fourth proportional to 69,941.35, 104,943.04 and 36,653.50 is: 54,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,941.35 : 104,943.04 = 36,653.50 : x
  2. Step 2: Convert to fraction form
    69,941.35/104,943.04 = 36,653.50/x
  3. Step 3: Cross multiply
    69,941.35x = 104,943.04 × 36,653.50
  4. Step 4: Simplify right side
    69,941.35x = 3,846,529,533.37
  5. Step 5: Solve for x
    x = 3,846,529,533.37/69,941.35
  6. Step 6: Final answer
    x = 54,996.50

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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.