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Finding the Fourth Proportional to 29,661.68, 40,933.11 and 16,232.94

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Solution

The fourth proportional to 29,661.68, 40,933.11 and 16,232.94 is: 22,401.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,661.68 : 40,933.11 = 16,232.94 : x
  2. Step 2: Convert to fraction form
    29,661.68/40,933.11 = 16,232.94/x
  3. Step 3: Cross multiply
    29,661.68x = 40,933.11 × 16,232.94
  4. Step 4: Simplify right side
    29,661.68x = 664,464,718.64
  5. Step 5: Solve for x
    x = 664,464,718.64/29,661.68
  6. Step 6: Final answer
    x = 22,401.46

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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.