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Finding the Fourth Proportional to 69,753.85, 104,597.95 and 48,717.64

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Solution

The fourth proportional to 69,753.85, 104,597.95 and 48,717.64 is: 73,053.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,753.85 : 104,597.95 = 48,717.64 : x
  2. Step 2: Convert to fraction form
    69,753.85/104,597.95 = 48,717.64/x
  3. Step 3: Cross multiply
    69,753.85x = 104,597.95 × 48,717.64
  4. Step 4: Simplify right side
    69,753.85x = 5,095,765,272.84
  5. Step 5: Solve for x
    x = 5,095,765,272.84/69,753.85
  6. Step 6: Final answer
    x = 73,053.53

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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.