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Finding the Fourth Proportional to 18,304.68, 25,256.16 and 10,750.56

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Solution

The fourth proportional to 18,304.68, 25,256.16 and 10,750.56 is: 14,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.68 : 25,256.16 = 10,750.56 : x
  2. Step 2: Convert to fraction form
    18,304.68/25,256.16 = 10,750.56/x
  3. Step 3: Cross multiply
    18,304.68x = 25,256.16 × 10,750.56
  4. Step 4: Simplify right side
    18,304.68x = 271,517,863.45
  5. Step 5: Solve for x
    x = 271,517,863.45/18,304.68
  6. Step 6: Final answer
    x = 14,833.25

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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.