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Finding the Fourth Proportional to 76,548,843.90, 114,823,265.85 and 76,548,843.90

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Solution

The fourth proportional to 76,548,843.90, 114,823,265.85 and 76,548,843.90 is: 114,823,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,548,843.90 : 114,823,265.85 = 76,548,843.90 : x
  2. Step 2: Convert to fraction form
    76,548,843.90/114,823,265.85 = 76,548,843.90/x
  3. Step 3: Cross multiply
    76,548,843.90x = 114,823,265.85 × 76,548,843.90
  4. Step 4: Simplify right side
    76,548,843.90x = 8,789,588,253,639,851
  5. Step 5: Solve for x
    x = 8,789,588,253,639,851/76,548,843.90
  6. Step 6: Final answer
    x = 114,823,265.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.