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Finding the Fourth Proportional to 29,119.36, 43,672.48 and 11,584.48

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Solution

The fourth proportional to 29,119.36, 43,672.48 and 11,584.48 is: 17,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,119.36 : 43,672.48 = 11,584.48 : x
  2. Step 2: Convert to fraction form
    29,119.36/43,672.48 = 11,584.48/x
  3. Step 3: Cross multiply
    29,119.36x = 43,672.48 × 11,584.48
  4. Step 4: Simplify right side
    29,119.36x = 505,922,971.11
  5. Step 5: Solve for x
    x = 505,922,971.11/29,119.36
  6. Step 6: Final answer
    x = 17,374.11

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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.