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Finding the Fourth Proportional to 11,762.99, 17,635.19 and 8,053.95

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Solution

The fourth proportional to 11,762.99, 17,635.19 and 8,053.95 is: 12,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,762.99 : 17,635.19 = 8,053.95 : x
  2. Step 2: Convert to fraction form
    11,762.99/17,635.19 = 8,053.95/x
  3. Step 3: Cross multiply
    11,762.99x = 17,635.19 × 8,053.95
  4. Step 4: Simplify right side
    11,762.99x = 142,032,898.23
  5. Step 5: Solve for x
    x = 142,032,898.23/11,762.99
  6. Step 6: Final answer
    x = 12,074.56

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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.