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Finding the Fourth Proportional to 16,898.70, 25,348.04 and 4,586.70

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Solution

The fourth proportional to 16,898.70, 25,348.04 and 4,586.70 is: 6,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.70 : 25,348.04 = 4,586.70 : x
  2. Step 2: Convert to fraction form
    16,898.70/25,348.04 = 4,586.70/x
  3. Step 3: Cross multiply
    16,898.70x = 25,348.04 × 4,586.70
  4. Step 4: Simplify right side
    16,898.70x = 116,263,855.07
  5. Step 5: Solve for x
    x = 116,263,855.07/16,898.70
  6. Step 6: Final answer
    x = 6,880.05

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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.