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Finding the Fourth Proportional to 16,685.94, 23,034.93 and 9,610.99

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Solution

The fourth proportional to 16,685.94, 23,034.93 and 9,610.99 is: 13,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,685.94 : 23,034.93 = 9,610.99 : x
  2. Step 2: Convert to fraction form
    16,685.94/23,034.93 = 9,610.99/x
  3. Step 3: Cross multiply
    16,685.94x = 23,034.93 × 9,610.99
  4. Step 4: Simplify right side
    16,685.94x = 221,388,517.82
  5. Step 5: Solve for x
    x = 221,388,517.82/16,685.94
  6. Step 6: Final answer
    x = 13,267.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.