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Finding the Fourth Proportional to 53,994.56, 80,993.72 and 14,552.64

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Solution

The fourth proportional to 53,994.56, 80,993.72 and 14,552.64 is: 21,829.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,994.56 : 80,993.72 = 14,552.64 : x
  2. Step 2: Convert to fraction form
    53,994.56/80,993.72 = 14,552.64/x
  3. Step 3: Cross multiply
    53,994.56x = 80,993.72 × 14,552.64
  4. Step 4: Simplify right side
    53,994.56x = 1,178,672,449.42
  5. Step 5: Solve for x
    x = 1,178,672,449.42/53,994.56
  6. Step 6: Final answer
    x = 21,829.47

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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.