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Finding the Fourth Proportional to 55,707,664.70, 83,561,497.05 and 41,358,757.70

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Solution

The fourth proportional to 55,707,664.70, 83,561,497.05 and 41,358,757.70 is: 62,038,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,707,664.70 : 83,561,497.05 = 41,358,757.70 : x
  2. Step 2: Convert to fraction form
    55,707,664.70/83,561,497.05 = 41,358,757.70/x
  3. Step 3: Cross multiply
    55,707,664.70x = 83,561,497.05 × 41,358,757.70
  4. Step 4: Simplify right side
    55,707,664.70x = 3,455,999,709,540,215
  5. Step 5: Solve for x
    x = 3,455,999,709,540,215/55,707,664.70
  6. Step 6: Final answer
    x = 62,038,136.55

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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.