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Finding the Fourth Proportional to 38,154, 57,245.58 and 14,782.26

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Solution

The fourth proportional to 38,154, 57,245.58 and 14,782.26 is: 22,179.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,154 : 57,245.58 = 14,782.26 : x
  2. Step 2: Convert to fraction form
    38,154/57,245.58 = 14,782.26/x
  3. Step 3: Cross multiply
    38,154x = 57,245.58 × 14,782.26
  4. Step 4: Simplify right side
    38,154x = 846,219,047.41
  5. Step 5: Solve for x
    x = 846,219,047.41/38,154
  6. Step 6: Final answer
    x = 22,179.04

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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.