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Finding the Fourth Proportional to 183,107.60, 274,661.40 and 146,243.60

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Solution

The fourth proportional to 183,107.60, 274,661.40 and 146,243.60 is: 219,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,107.60 : 274,661.40 = 146,243.60 : x
  2. Step 2: Convert to fraction form
    183,107.60/274,661.40 = 146,243.60/x
  3. Step 3: Cross multiply
    183,107.60x = 274,661.40 × 146,243.60
  4. Step 4: Simplify right side
    183,107.60x = 40,167,471,917.04
  5. Step 5: Solve for x
    x = 40,167,471,917.04/183,107.60
  6. Step 6: Final answer
    x = 219,365.40

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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.