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Finding the Fourth Proportional to 184,492.90, 276,739.35 and 100,512.10

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Solution

The fourth proportional to 184,492.90, 276,739.35 and 100,512.10 is: 150,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,492.90 : 276,739.35 = 100,512.10 : x
  2. Step 2: Convert to fraction form
    184,492.90/276,739.35 = 100,512.10/x
  3. Step 3: Cross multiply
    184,492.90x = 276,739.35 × 100,512.10
  4. Step 4: Simplify right side
    184,492.90x = 27,815,653,221.14
  5. Step 5: Solve for x
    x = 27,815,653,221.14/184,492.90
  6. Step 6: Final answer
    x = 150,768.15

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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.