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Finding the Fourth Proportional to 133,539, 184,283.82 and 73,923

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Solution

The fourth proportional to 133,539, 184,283.82 and 73,923 is: 102,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,539 : 184,283.82 = 73,923 : x
  2. Step 2: Convert to fraction form
    133,539/184,283.82 = 73,923/x
  3. Step 3: Cross multiply
    133,539x = 184,283.82 × 73,923
  4. Step 4: Simplify right side
    133,539x = 13,622,812,825.86
  5. Step 5: Solve for x
    x = 13,622,812,825.86/133,539
  6. Step 6: Final answer
    x = 102,013.74

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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.