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Finding the Fourth Proportional to 69,706.84, 104,494.86 and 25,322.44

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Solution

The fourth proportional to 69,706.84, 104,494.86 and 25,322.44 is: 37,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,706.84 : 104,494.86 = 25,322.44 : x
  2. Step 2: Convert to fraction form
    69,706.84/104,494.86 = 25,322.44/x
  3. Step 3: Cross multiply
    69,706.84x = 104,494.86 × 25,322.44
  4. Step 4: Simplify right side
    69,706.84x = 2,646,064,822.66
  5. Step 5: Solve for x
    x = 2,646,064,822.66/69,706.84
  6. Step 6: Final answer
    x = 37,959.90

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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.