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Finding the Fourth Proportional to 184,191.63, 254,181.91 and 103,619.13

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Solution

The fourth proportional to 184,191.63, 254,181.91 and 103,619.13 is: 142,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,191.63 : 254,181.91 = 103,619.13 : x
  2. Step 2: Convert to fraction form
    184,191.63/254,181.91 = 103,619.13/x
  3. Step 3: Cross multiply
    184,191.63x = 254,181.91 × 103,619.13
  4. Step 4: Simplify right side
    184,191.63x = 26,338,108,375.94
  5. Step 5: Solve for x
    x = 26,338,108,375.94/184,191.63
  6. Step 6: Final answer
    x = 142,992.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.