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Finding the Fourth Proportional to 19,053.75, 26,295.75 and 11,096.49

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Solution

The fourth proportional to 19,053.75, 26,295.75 and 11,096.49 is: 15,314.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.75 : 26,295.75 = 11,096.49 : x
  2. Step 2: Convert to fraction form
    19,053.75/26,295.75 = 11,096.49/x
  3. Step 3: Cross multiply
    19,053.75x = 26,295.75 × 11,096.49
  4. Step 4: Simplify right side
    19,053.75x = 291,790,526.92
  5. Step 5: Solve for x
    x = 291,790,526.92/19,053.75
  6. Step 6: Final answer
    x = 15,314.07

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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.