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Finding the Fourth Proportional to 10,441,107.90, 15,661,661.85 and 10,441,107.90

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Solution

The fourth proportional to 10,441,107.90, 15,661,661.85 and 10,441,107.90 is: 15,661,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441,107.90 : 15,661,661.85 = 10,441,107.90 : x
  2. Step 2: Convert to fraction form
    10,441,107.90/15,661,661.85 = 10,441,107.90/x
  3. Step 3: Cross multiply
    10,441,107.90x = 15,661,661.85 × 10,441,107.90
  4. Step 4: Simplify right side
    10,441,107.90x = 163,525,101,269,163.62
  5. Step 5: Solve for x
    x = 163,525,101,269,163.62/10,441,107.90
  6. Step 6: Final answer
    x = 15,661,661.85

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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.