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Finding the Fourth Proportional to 55,543,581.20, 83,173,654.20 and 44,206,173.20

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Solution

The fourth proportional to 55,543,581.20, 83,173,654.20 and 44,206,173.20 is: 66,196,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,543,581.20 : 83,173,654.20 = 44,206,173.20 : x
  2. Step 2: Convert to fraction form
    55,543,581.20/83,173,654.20 = 44,206,173.20/x
  3. Step 3: Cross multiply
    55,543,581.20x = 83,173,654.20 × 44,206,173.20
  4. Step 4: Simplify right side
    55,543,581.20x = 3,676,788,963,242,108
  5. Step 5: Solve for x
    x = 3,676,788,963,242,108/55,543,581.20
  6. Step 6: Final answer
    x = 66,196,469.22

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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.