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Finding the Fourth Proportional to 184,287.52, 276,322.20 and 71,836.46

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Solution

The fourth proportional to 184,287.52, 276,322.20 and 71,836.46 is: 107,712.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,287.52 : 276,322.20 = 71,836.46 : x
  2. Step 2: Convert to fraction form
    184,287.52/276,322.20 = 71,836.46/x
  3. Step 3: Cross multiply
    184,287.52x = 276,322.20 × 71,836.46
  4. Step 4: Simplify right side
    184,287.52x = 19,850,008,667.41
  5. Step 5: Solve for x
    x = 19,850,008,667.41/184,287.52
  6. Step 6: Final answer
    x = 107,712.17

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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.