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Finding the Fourth Proportional to 49,183,874.40, 73,643,101.20 and 49,183,874.40

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Solution

The fourth proportional to 49,183,874.40, 73,643,101.20 and 49,183,874.40 is: 73,643,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,183,874.40 : 73,643,101.20 = 49,183,874.40 : x
  2. Step 2: Convert to fraction form
    49,183,874.40/73,643,101.20 = 49,183,874.40/x
  3. Step 3: Cross multiply
    49,183,874.40x = 73,643,101.20 × 49,183,874.40
  4. Step 4: Simplify right side
    49,183,874.40x = 3,622,053,039,847,289.50
  5. Step 5: Solve for x
    x = 3,622,053,039,847,289.50/49,183,874.40
  6. Step 6: Final answer
    x = 73,643,101.20

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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.