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Finding the Fourth Proportional to 29,233.80, 43,839.90 and 14,437.80

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Solution

The fourth proportional to 29,233.80, 43,839.90 and 14,437.80 is: 21,651.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,233.80 : 43,839.90 = 14,437.80 : x
  2. Step 2: Convert to fraction form
    29,233.80/43,839.90 = 14,437.80/x
  3. Step 3: Cross multiply
    29,233.80x = 43,839.90 × 14,437.80
  4. Step 4: Simplify right side
    29,233.80x = 632,951,708.22
  5. Step 5: Solve for x
    x = 632,951,708.22/29,233.80
  6. Step 6: Final answer
    x = 21,651.37

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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.