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Finding the Fourth Proportional to 29,274.64, 40,399.62 and 17,333.62

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Solution

The fourth proportional to 29,274.64, 40,399.62 and 17,333.62 is: 23,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,274.64 : 40,399.62 = 17,333.62 : x
  2. Step 2: Convert to fraction form
    29,274.64/40,399.62 = 17,333.62/x
  3. Step 3: Cross multiply
    29,274.64x = 40,399.62 × 17,333.62
  4. Step 4: Simplify right side
    29,274.64x = 700,271,661.22
  5. Step 5: Solve for x
    x = 700,271,661.22/29,274.64
  6. Step 6: Final answer
    x = 23,920.76

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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.