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Finding the Fourth Proportional to 183,119.40, 274,241.70 and 112,260.60

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Solution

The fourth proportional to 183,119.40, 274,241.70 and 112,260.60 is: 168,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,119.40 : 274,241.70 = 112,260.60 : x
  2. Step 2: Convert to fraction form
    183,119.40/274,241.70 = 112,260.60/x
  3. Step 3: Cross multiply
    183,119.40x = 274,241.70 × 112,260.60
  4. Step 4: Simplify right side
    183,119.40x = 30,786,537,787.02
  5. Step 5: Solve for x
    x = 30,786,537,787.02/183,119.40
  6. Step 6: Final answer
    x = 168,122.75

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1.5x scale

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.