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Finding the Fourth Proportional to 16,762.47, 25,143.74 and 6,234.80

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Solution

The fourth proportional to 16,762.47, 25,143.74 and 6,234.80 is: 9,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762.47 : 25,143.74 = 6,234.80 : x
  2. Step 2: Convert to fraction form
    16,762.47/25,143.74 = 6,234.80/x
  3. Step 3: Cross multiply
    16,762.47x = 25,143.74 × 6,234.80
  4. Step 4: Simplify right side
    16,762.47x = 156,766,080.02
  5. Step 5: Solve for x
    x = 156,766,080.02/16,762.47
  6. Step 6: Final answer
    x = 9,352.21

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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.