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Finding the Fourth Proportional to 25,041, 34,556.58 and 13,863.72

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Solution

The fourth proportional to 25,041, 34,556.58 and 13,863.72 is: 19,131.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,041 : 34,556.58 = 13,863.72 : x
  2. Step 2: Convert to fraction form
    25,041/34,556.58 = 13,863.72/x
  3. Step 3: Cross multiply
    25,041x = 34,556.58 × 13,863.72
  4. Step 4: Simplify right side
    25,041x = 479,082,749.28
  5. Step 5: Solve for x
    x = 479,082,749.28/25,041
  6. Step 6: Final answer
    x = 19,131.93

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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.