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Finding the Fourth Proportional to 29,014.63, 43,520.49 and 7,954.33

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Solution

The fourth proportional to 29,014.63, 43,520.49 and 7,954.33 is: 11,931.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,014.63 : 43,520.49 = 7,954.33 : x
  2. Step 2: Convert to fraction form
    29,014.63/43,520.49 = 7,954.33/x
  3. Step 3: Cross multiply
    29,014.63x = 43,520.49 × 7,954.33
  4. Step 4: Simplify right side
    29,014.63x = 346,176,189.62
  5. Step 5: Solve for x
    x = 346,176,189.62/29,014.63
  6. Step 6: Final answer
    x = 11,931.09

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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.