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Finding the Fourth Proportional to 16,973.20, 25,408.60 and 14,925.20

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Solution

The fourth proportional to 16,973.20, 25,408.60 and 14,925.20 is: 22,342.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,973.20 : 25,408.60 = 14,925.20 : x
  2. Step 2: Convert to fraction form
    16,973.20/25,408.60 = 14,925.20/x
  3. Step 3: Cross multiply
    16,973.20x = 25,408.60 × 14,925.20
  4. Step 4: Simplify right side
    16,973.20x = 379,228,436.72
  5. Step 5: Solve for x
    x = 379,228,436.72/16,973.20
  6. Step 6: Final answer
    x = 22,342.78

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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.