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Finding the Fourth Proportional to 69,322.08, 104,022 and 27,772.32

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Solution

The fourth proportional to 69,322.08, 104,022 and 27,772.32 is: 41,674.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,322.08 : 104,022 = 27,772.32 : x
  2. Step 2: Convert to fraction form
    69,322.08/104,022 = 27,772.32/x
  3. Step 3: Cross multiply
    69,322.08x = 104,022 × 27,772.32
  4. Step 4: Simplify right side
    69,322.08x = 2,888,932,271.04
  5. Step 5: Solve for x
    x = 2,888,932,271.04/69,322.08
  6. Step 6: Final answer
    x = 41,674.06

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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.