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Finding the Fourth Proportional to 192,811.02, 289,230.30 and 59,674.20

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Solution

The fourth proportional to 192,811.02, 289,230.30 and 59,674.20 is: 89,515.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,811.02 : 289,230.30 = 59,674.20 : x
  2. Step 2: Convert to fraction form
    192,811.02/289,230.30 = 59,674.20/x
  3. Step 3: Cross multiply
    192,811.02x = 289,230.30 × 59,674.20
  4. Step 4: Simplify right side
    192,811.02x = 17,259,586,768.26
  5. Step 5: Solve for x
    x = 17,259,586,768.26/192,811.02
  6. Step 6: Final answer
    x = 89,515.56

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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.