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Finding the Fourth Proportional to 41,671,662.80, 62,499,199.80 and 20,106,222.80

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Solution

The fourth proportional to 41,671,662.80, 62,499,199.80 and 20,106,222.80 is: 30,155,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,671,662.80 : 62,499,199.80 = 20,106,222.80 : x
  2. Step 2: Convert to fraction form
    41,671,662.80/62,499,199.80 = 20,106,222.80/x
  3. Step 3: Cross multiply
    41,671,662.80x = 62,499,199.80 × 20,106,222.80
  4. Step 4: Simplify right side
    41,671,662.80x = 1,256,622,836,000,515.50
  5. Step 5: Solve for x
    x = 1,256,622,836,000,515.50/41,671,662.80
  6. Step 6: Final answer
    x = 30,155,332.22

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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.