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Finding the Fourth Proportional to 29,811, 44,648.46 and 14,239.56

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Solution

The fourth proportional to 29,811, 44,648.46 and 14,239.56 is: 21,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,811 : 44,648.46 = 14,239.56 : x
  2. Step 2: Convert to fraction form
    29,811/44,648.46 = 14,239.56/x
  3. Step 3: Cross multiply
    29,811x = 44,648.46 × 14,239.56
  4. Step 4: Simplify right side
    29,811x = 635,774,425.08
  5. Step 5: Solve for x
    x = 635,774,425.08/29,811
  6. Step 6: Final answer
    x = 21,326.84

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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.