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Finding the Fourth Proportional to 24,579.94, 33,920.35 and 13,401.94

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Solution

The fourth proportional to 24,579.94, 33,920.35 and 13,401.94 is: 18,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,579.94 : 33,920.35 = 13,401.94 : x
  2. Step 2: Convert to fraction form
    24,579.94/33,920.35 = 13,401.94/x
  3. Step 3: Cross multiply
    24,579.94x = 33,920.35 × 13,401.94
  4. Step 4: Simplify right side
    24,579.94x = 454,598,495.48
  5. Step 5: Solve for x
    x = 454,598,495.48/24,579.94
  6. Step 6: Final answer
    x = 18,494.70

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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.