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Finding the Fourth Proportional to 18,550.94, 25,599.84 and 10,052.69

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Solution

The fourth proportional to 18,550.94, 25,599.84 and 10,052.69 is: 13,872.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.94 : 25,599.84 = 10,052.69 : x
  2. Step 2: Convert to fraction form
    18,550.94/25,599.84 = 10,052.69/x
  3. Step 3: Cross multiply
    18,550.94x = 25,599.84 × 10,052.69
  4. Step 4: Simplify right side
    18,550.94x = 257,347,127.57
  5. Step 5: Solve for x
    x = 257,347,127.57/18,550.94
  6. Step 6: Final answer
    x = 13,872.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.