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Finding the Fourth Proportional to 25,012.56, 37,486.03 and 13,913.54

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Solution

The fourth proportional to 25,012.56, 37,486.03 and 13,913.54 is: 20,852.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,012.56 : 37,486.03 = 13,913.54 : x
  2. Step 2: Convert to fraction form
    25,012.56/37,486.03 = 13,913.54/x
  3. Step 3: Cross multiply
    25,012.56x = 37,486.03 × 13,913.54
  4. Step 4: Simplify right side
    25,012.56x = 521,563,377.85
  5. Step 5: Solve for x
    x = 521,563,377.85/25,012.56
  6. Step 6: Final answer
    x = 20,852.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.