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Finding the Fourth Proportional to 183,455.60, 275,183.40 and 65,138.90

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Solution

The fourth proportional to 183,455.60, 275,183.40 and 65,138.90 is: 97,708.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,455.60 : 275,183.40 = 65,138.90 : x
  2. Step 2: Convert to fraction form
    183,455.60/275,183.40 = 65,138.90/x
  3. Step 3: Cross multiply
    183,455.60x = 275,183.40 × 65,138.90
  4. Step 4: Simplify right side
    183,455.60x = 17,925,143,974.26
  5. Step 5: Solve for x
    x = 17,925,143,974.26/183,455.60
  6. Step 6: Final answer
    x = 97,708.35

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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.