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Finding the Fourth Proportional to 16,503.95, 22,788.54 and 15,244.54

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Solution

The fourth proportional to 16,503.95, 22,788.54 and 15,244.54 is: 21,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,503.95 : 22,788.54 = 15,244.54 : x
  2. Step 2: Convert to fraction form
    16,503.95/22,788.54 = 15,244.54/x
  3. Step 3: Cross multiply
    16,503.95x = 22,788.54 × 15,244.54
  4. Step 4: Simplify right side
    16,503.95x = 347,400,752.60
  5. Step 5: Solve for x
    x = 347,400,752.60/16,503.95
  6. Step 6: Final answer
    x = 21,049.55

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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.