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Finding the Fourth Proportional to 43,408.49, 59,911.39 and 25,503.49

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Solution

The fourth proportional to 43,408.49, 59,911.39 and 25,503.49 is: 35,199.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,408.49 : 59,911.39 = 25,503.49 : x
  2. Step 2: Convert to fraction form
    43,408.49/59,911.39 = 25,503.49/x
  3. Step 3: Cross multiply
    43,408.49x = 59,911.39 × 25,503.49
  4. Step 4: Simplify right side
    43,408.49x = 1,527,949,108.68
  5. Step 5: Solve for x
    x = 1,527,949,108.68/43,408.49
  6. Step 6: Final answer
    x = 35,199.32

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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.