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Finding the Fourth Proportional to 184,778.64, 277,185.68 and 84,966.59

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Solution

The fourth proportional to 184,778.64, 277,185.68 and 84,966.59 is: 127,458.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,778.64 : 277,185.68 = 84,966.59 : x
  2. Step 2: Convert to fraction form
    184,778.64/277,185.68 = 84,966.59/x
  3. Step 3: Cross multiply
    184,778.64x = 277,185.68 × 84,966.59
  4. Step 4: Simplify right side
    184,778.64x = 23,551,520,215.67
  5. Step 5: Solve for x
    x = 23,551,520,215.67/184,778.64
  6. Step 6: Final answer
    x = 127,458.02

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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.