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Finding the Fourth Proportional to 184,380.90, 276,659.10 and 66,064.20

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Solution

The fourth proportional to 184,380.90, 276,659.10 and 66,064.20 is: 99,127.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,380.90 : 276,659.10 = 66,064.20 : x
  2. Step 2: Convert to fraction form
    184,380.90/276,659.10 = 66,064.20/x
  3. Step 3: Cross multiply
    184,380.90x = 276,659.10 × 66,064.20
  4. Step 4: Simplify right side
    184,380.90x = 18,277,262,114.22
  5. Step 5: Solve for x
    x = 18,277,262,114.22/184,380.90
  6. Step 6: Final answer
    x = 99,127.74

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1.5x scale

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.