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Finding the Fourth Proportional to 183,607.40, 274,827.90 and 131,119.40

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Solution

The fourth proportional to 183,607.40, 274,827.90 and 131,119.40 is: 196,262.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,607.40 : 274,827.90 = 131,119.40 : x
  2. Step 2: Convert to fraction form
    183,607.40/274,827.90 = 131,119.40/x
  3. Step 3: Cross multiply
    183,607.40x = 274,827.90 × 131,119.40
  4. Step 4: Simplify right side
    183,607.40x = 36,035,269,351.26
  5. Step 5: Solve for x
    x = 36,035,269,351.26/183,607.40
  6. Step 6: Final answer
    x = 196,262.62

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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.