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Finding the Fourth Proportional to 25,750.56, 38,625.84 and 16,574.88

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Solution

The fourth proportional to 25,750.56, 38,625.84 and 16,574.88 is: 24,862.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,750.56 : 38,625.84 = 16,574.88 : x
  2. Step 2: Convert to fraction form
    25,750.56/38,625.84 = 16,574.88/x
  3. Step 3: Cross multiply
    25,750.56x = 38,625.84 × 16,574.88
  4. Step 4: Simplify right side
    25,750.56x = 640,218,662.90
  5. Step 5: Solve for x
    x = 640,218,662.90/25,750.56
  6. Step 6: Final answer
    x = 24,862.32

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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.