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Finding the Fourth Proportional to 29,677.58, 40,955.08 and 16,249.63

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Solution

The fourth proportional to 29,677.58, 40,955.08 and 16,249.63 is: 22,424.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,677.58 : 40,955.08 = 16,249.63 : x
  2. Step 2: Convert to fraction form
    29,677.58/40,955.08 = 16,249.63/x
  3. Step 3: Cross multiply
    29,677.58x = 40,955.08 × 16,249.63
  4. Step 4: Simplify right side
    29,677.58x = 665,504,896.62
  5. Step 5: Solve for x
    x = 665,504,896.62/29,677.58
  6. Step 6: Final answer
    x = 22,424.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.