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Finding the Fourth Proportional to 29,100.74, 43,651.14 and 8,324.24

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Solution

The fourth proportional to 29,100.74, 43,651.14 and 8,324.24 is: 12,486.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,100.74 : 43,651.14 = 8,324.24 : x
  2. Step 2: Convert to fraction form
    29,100.74/43,651.14 = 8,324.24/x
  3. Step 3: Cross multiply
    29,100.74x = 43,651.14 × 8,324.24
  4. Step 4: Simplify right side
    29,100.74x = 363,362,565.63
  5. Step 5: Solve for x
    x = 363,362,565.63/29,100.74
  6. Step 6: Final answer
    x = 12,486.37

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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.