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Finding the Fourth Proportional to 14,110.93, 19,472.01 and 7,736.50

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Solution

The fourth proportional to 14,110.93, 19,472.01 and 7,736.50 is: 10,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.93 : 19,472.01 = 7,736.50 : x
  2. Step 2: Convert to fraction form
    14,110.93/19,472.01 = 7,736.50/x
  3. Step 3: Cross multiply
    14,110.93x = 19,472.01 × 7,736.50
  4. Step 4: Simplify right side
    14,110.93x = 150,645,205.37
  5. Step 5: Solve for x
    x = 150,645,205.37/14,110.93
  6. Step 6: Final answer
    x = 10,675.78

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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.