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Finding the Fourth Proportional to 16,506.63, 24,760.80 and 4,820.76

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Solution

The fourth proportional to 16,506.63, 24,760.80 and 4,820.76 is: 7,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,506.63 : 24,760.80 = 4,820.76 : x
  2. Step 2: Convert to fraction form
    16,506.63/24,760.80 = 4,820.76/x
  3. Step 3: Cross multiply
    16,506.63x = 24,760.80 × 4,820.76
  4. Step 4: Simplify right side
    16,506.63x = 119,365,874.21
  5. Step 5: Solve for x
    x = 119,365,874.21/16,506.63
  6. Step 6: Final answer
    x = 7,231.39

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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.