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Finding the Fourth Proportional to 133,976.98, 184,883.44 and 75,832.46

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Solution

The fourth proportional to 133,976.98, 184,883.44 and 75,832.46 is: 104,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,976.98 : 184,883.44 = 75,832.46 : x
  2. Step 2: Convert to fraction form
    133,976.98/184,883.44 = 75,832.46/x
  3. Step 3: Cross multiply
    133,976.98x = 184,883.44 × 75,832.46
  4. Step 4: Simplify right side
    133,976.98x = 14,020,166,068.46
  5. Step 5: Solve for x
    x = 14,020,166,068.46/133,976.98
  6. Step 6: Final answer
    x = 104,646.08

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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.