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Finding the Fourth Proportional to 25,813, 35,626.26 and 14,641.48

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Solution

The fourth proportional to 25,813, 35,626.26 and 14,641.48 is: 20,207.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,813 : 35,626.26 = 14,641.48 : x
  2. Step 2: Convert to fraction form
    25,813/35,626.26 = 14,641.48/x
  3. Step 3: Cross multiply
    25,813x = 35,626.26 × 14,641.48
  4. Step 4: Simplify right side
    25,813x = 521,621,173.26
  5. Step 5: Solve for x
    x = 521,621,173.26/25,813
  6. Step 6: Final answer
    x = 20,207.69

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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.