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Finding the Fourth Proportional to 184,168.76, 276,253.12 and 121,824.68

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Solution

The fourth proportional to 184,168.76, 276,253.12 and 121,824.68 is: 182,737.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,168.76 : 276,253.12 = 121,824.68 : x
  2. Step 2: Convert to fraction form
    184,168.76/276,253.12 = 121,824.68/x
  3. Step 3: Cross multiply
    184,168.76x = 276,253.12 × 121,824.68
  4. Step 4: Simplify right side
    184,168.76x = 33,654,447,943.00
  5. Step 5: Solve for x
    x = 33,654,447,943.00/184,168.76
  6. Step 6: Final answer
    x = 182,737.01

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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.