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Finding the Fourth Proportional to 69,797.77, 104,655.04 and 47,336.06

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Solution

The fourth proportional to 69,797.77, 104,655.04 and 47,336.06 is: 70,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,797.77 : 104,655.04 = 47,336.06 : x
  2. Step 2: Convert to fraction form
    69,797.77/104,655.04 = 47,336.06/x
  3. Step 3: Cross multiply
    69,797.77x = 104,655.04 × 47,336.06
  4. Step 4: Simplify right side
    69,797.77x = 4,953,957,252.74
  5. Step 5: Solve for x
    x = 4,953,957,252.74/69,797.77
  6. Step 6: Final answer
    x = 70,975.87

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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.