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Finding the Fourth Proportional to 16,012.99, 24,034.97 and 7,698.74

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Solution

The fourth proportional to 16,012.99, 24,034.97 and 7,698.74 is: 11,555.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,012.99 : 24,034.97 = 7,698.74 : x
  2. Step 2: Convert to fraction form
    16,012.99/24,034.97 = 7,698.74/x
  3. Step 3: Cross multiply
    16,012.99x = 24,034.97 × 7,698.74
  4. Step 4: Simplify right side
    16,012.99x = 185,038,984.94
  5. Step 5: Solve for x
    x = 185,038,984.94/16,012.99
  6. Step 6: Final answer
    x = 11,555.56

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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.