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Finding the Fourth Proportional to 40,032.28, 60,016.02 and 16,676.20

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Solution

The fourth proportional to 40,032.28, 60,016.02 and 16,676.20 is: 25,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,032.28 : 60,016.02 = 16,676.20 : x
  2. Step 2: Convert to fraction form
    40,032.28/60,016.02 = 16,676.20/x
  3. Step 3: Cross multiply
    40,032.28x = 60,016.02 × 16,676.20
  4. Step 4: Simplify right side
    40,032.28x = 1,000,839,152.72
  5. Step 5: Solve for x
    x = 1,000,839,152.72/40,032.28
  6. Step 6: Final answer
    x = 25,000.80

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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.