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Finding the Fourth Proportional to 19,483.93, 26,883.93 and 11,527.44

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Solution

The fourth proportional to 19,483.93, 26,883.93 and 11,527.44 is: 15,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,483.93 : 26,883.93 = 11,527.44 : x
  2. Step 2: Convert to fraction form
    19,483.93/26,883.93 = 11,527.44/x
  3. Step 3: Cross multiply
    19,483.93x = 26,883.93 × 11,527.44
  4. Step 4: Simplify right side
    19,483.93x = 309,902,890.04
  5. Step 5: Solve for x
    x = 309,902,890.04/19,483.93
  6. Step 6: Final answer
    x = 15,905.56

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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.