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Finding the Fourth Proportional to 53,969.57, 80,954.35 and 14,525.66

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Solution

The fourth proportional to 53,969.57, 80,954.35 and 14,525.66 is: 21,788.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,969.57 : 80,954.35 = 14,525.66 : x
  2. Step 2: Convert to fraction form
    53,969.57/80,954.35 = 14,525.66/x
  3. Step 3: Cross multiply
    53,969.57x = 80,954.35 × 14,525.66
  4. Step 4: Simplify right side
    53,969.57x = 1,175,914,958.85
  5. Step 5: Solve for x
    x = 1,175,914,958.85/53,969.57
  6. Step 6: Final answer
    x = 21,788.48

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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.