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Finding the Fourth Proportional to 73,737, 101,757.06 and 40,203

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Solution

The fourth proportional to 73,737, 101,757.06 and 40,203 is: 55,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,737 : 101,757.06 = 40,203 : x
  2. Step 2: Convert to fraction form
    73,737/101,757.06 = 40,203/x
  3. Step 3: Cross multiply
    73,737x = 101,757.06 × 40,203
  4. Step 4: Simplify right side
    73,737x = 4,090,939,083.18
  5. Step 5: Solve for x
    x = 4,090,939,083.18/73,737
  6. Step 6: Final answer
    x = 55,480.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.