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Finding the Fourth Proportional to 184,017.78, 276,084.99 and 65,686.50

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Solution

The fourth proportional to 184,017.78, 276,084.99 and 65,686.50 is: 98,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,017.78 : 276,084.99 = 65,686.50 : x
  2. Step 2: Convert to fraction form
    184,017.78/276,084.99 = 65,686.50/x
  3. Step 3: Cross multiply
    184,017.78x = 276,084.99 × 65,686.50
  4. Step 4: Simplify right side
    184,017.78x = 18,135,056,695.64
  5. Step 5: Solve for x
    x = 18,135,056,695.64/184,017.78
  6. Step 6: Final answer
    x = 98,550.57

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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.