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Finding the Fourth Proportional to 192,883.65, 289,219.98 and 153,157.83

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Solution

The fourth proportional to 192,883.65, 289,219.98 and 153,157.83 is: 229,652.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,883.65 : 289,219.98 = 153,157.83 : x
  2. Step 2: Convert to fraction form
    192,883.65/289,219.98 = 153,157.83/x
  3. Step 3: Cross multiply
    192,883.65x = 289,219.98 × 153,157.83
  4. Step 4: Simplify right side
    192,883.65x = 44,296,304,529.44
  5. Step 5: Solve for x
    x = 44,296,304,529.44/192,883.65
  6. Step 6: Final answer
    x = 229,652.98

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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.