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Finding the Fourth Proportional to 14,750.60, 22,101.60 and 12,563.60

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Solution

The fourth proportional to 14,750.60, 22,101.60 and 12,563.60 is: 18,824.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,750.60 : 22,101.60 = 12,563.60 : x
  2. Step 2: Convert to fraction form
    14,750.60/22,101.60 = 12,563.60/x
  3. Step 3: Cross multiply
    14,750.60x = 22,101.60 × 12,563.60
  4. Step 4: Simplify right side
    14,750.60x = 277,675,661.76
  5. Step 5: Solve for x
    x = 277,675,661.76/14,750.60
  6. Step 6: Final answer
    x = 18,824.70

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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.