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Finding the Fourth Proportional to 192,000.34, 264,958.60 and 105,960.12

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Solution

The fourth proportional to 192,000.34, 264,958.60 and 105,960.12 is: 146,223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,000.34 : 264,958.60 = 105,960.12 : x
  2. Step 2: Convert to fraction form
    192,000.34/264,958.60 = 105,960.12/x
  3. Step 3: Cross multiply
    192,000.34x = 264,958.60 × 105,960.12
  4. Step 4: Simplify right side
    192,000.34x = 28,075,045,051.03
  5. Step 5: Solve for x
    x = 28,075,045,051.03/192,000.34
  6. Step 6: Final answer
    x = 146,223.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.