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Finding the Fourth Proportional to 49,173,687.70, 73,760,531.55 and 49,173,687.70

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Solution

The fourth proportional to 49,173,687.70, 73,760,531.55 and 49,173,687.70 is: 73,760,531.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,173,687.70 : 73,760,531.55 = 49,173,687.70 : x
  2. Step 2: Convert to fraction form
    49,173,687.70/73,760,531.55 = 49,173,687.70/x
  3. Step 3: Cross multiply
    49,173,687.70x = 73,760,531.55 × 49,173,687.70
  4. Step 4: Simplify right side
    49,173,687.70x = 3,627,077,343,025,697
  5. Step 5: Solve for x
    x = 3,627,077,343,025,697/49,173,687.70
  6. Step 6: Final answer
    x = 73,760,531.55

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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.