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Finding the Fourth Proportional to 133,692.96, 184,493.30 and 73,262.28

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Solution

The fourth proportional to 133,692.96, 184,493.30 and 73,262.28 is: 101,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,692.96 : 184,493.30 = 73,262.28 : x
  2. Step 2: Convert to fraction form
    133,692.96/184,493.30 = 73,262.28/x
  3. Step 3: Cross multiply
    133,692.96x = 184,493.30 × 73,262.28
  4. Step 4: Simplify right side
    133,692.96x = 13,516,399,802.72
  5. Step 5: Solve for x
    x = 13,516,399,802.72/133,692.96
  6. Step 6: Final answer
    x = 101,100.31

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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.