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Finding the Fourth Proportional to 18,054.60, 24,915.09 and 10,096.80

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Solution

The fourth proportional to 18,054.60, 24,915.09 and 10,096.80 is: 13,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,054.60 : 24,915.09 = 10,096.80 : x
  2. Step 2: Convert to fraction form
    18,054.60/24,915.09 = 10,096.80/x
  3. Step 3: Cross multiply
    18,054.60x = 24,915.09 × 10,096.80
  4. Step 4: Simplify right side
    18,054.60x = 251,562,765.29
  5. Step 5: Solve for x
    x = 251,562,765.29/18,054.60
  6. Step 6: Final answer
    x = 13,933.45

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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.