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Finding the Fourth Proportional to 57,594.64, 86,386.12 and 15,469.24

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Solution

The fourth proportional to 57,594.64, 86,386.12 and 15,469.24 is: 23,202.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,594.64 : 86,386.12 = 15,469.24 : x
  2. Step 2: Convert to fraction form
    57,594.64/86,386.12 = 15,469.24/x
  3. Step 3: Cross multiply
    57,594.64x = 86,386.12 × 15,469.24
  4. Step 4: Simplify right side
    57,594.64x = 1,336,327,622.95
  5. Step 5: Solve for x
    x = 1,336,327,622.95/57,594.64
  6. Step 6: Final answer
    x = 23,202.29

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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.