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Finding the Fourth Proportional to 8,532.74, 12,762.12 and 5,014.37

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Solution

The fourth proportional to 8,532.74, 12,762.12 and 5,014.37 is: 7,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532.74 : 12,762.12 = 5,014.37 : x
  2. Step 2: Convert to fraction form
    8,532.74/12,762.12 = 5,014.37/x
  3. Step 3: Cross multiply
    8,532.74x = 12,762.12 × 5,014.37
  4. Step 4: Simplify right side
    8,532.74x = 63,993,991.66
  5. Step 5: Solve for x
    x = 63,993,991.66/8,532.74
  6. Step 6: Final answer
    x = 7,499.82

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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.