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Finding the Fourth Proportional to 14,999.63, 22,500.55 and 5,765.63

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Solution

The fourth proportional to 14,999.63, 22,500.55 and 5,765.63 is: 8,648.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.63 : 22,500.55 = 5,765.63 : x
  2. Step 2: Convert to fraction form
    14,999.63/22,500.55 = 5,765.63/x
  3. Step 3: Cross multiply
    14,999.63x = 22,500.55 × 5,765.63
  4. Step 4: Simplify right side
    14,999.63x = 129,729,719.18
  5. Step 5: Solve for x
    x = 129,729,719.18/14,999.63
  6. Step 6: Final answer
    x = 8,648.86

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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.