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Finding the Fourth Proportional to 69,834,634.80, 104,751,952.20 and 69,834,634.80

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Solution

The fourth proportional to 69,834,634.80, 104,751,952.20 and 69,834,634.80 is: 104,751,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,834,634.80 : 104,751,952.20 = 69,834,634.80 : x
  2. Step 2: Convert to fraction form
    69,834,634.80/104,751,952.20 = 69,834,634.80/x
  3. Step 3: Cross multiply
    69,834,634.80x = 104,751,952.20 × 69,834,634.80
  4. Step 4: Simplify right side
    69,834,634.80x = 7,315,314,326,474,056
  5. Step 5: Solve for x
    x = 7,315,314,326,474,056/69,834,634.80
  6. Step 6: Final answer
    x = 104,751,952.20

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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.