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Finding the Fourth Proportional to 14,850.70, 22,288.20 and 14,364.70

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Solution

The fourth proportional to 14,850.70, 22,288.20 and 14,364.70 is: 21,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.70 : 22,288.20 = 14,364.70 : x
  2. Step 2: Convert to fraction form
    14,850.70/22,288.20 = 14,364.70/x
  3. Step 3: Cross multiply
    14,850.70x = 22,288.20 × 14,364.70
  4. Step 4: Simplify right side
    14,850.70x = 320,163,306.54
  5. Step 5: Solve for x
    x = 320,163,306.54/14,850.70
  6. Step 6: Final answer
    x = 21,558.80

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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.