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Finding the Fourth Proportional to 192,988.53, 266,334.44 and 106,956.92

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Solution

The fourth proportional to 192,988.53, 266,334.44 and 106,956.92 is: 147,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,988.53 : 266,334.44 = 106,956.92 : x
  2. Step 2: Convert to fraction form
    192,988.53/266,334.44 = 106,956.92/x
  3. Step 3: Cross multiply
    192,988.53x = 266,334.44 × 106,956.92
  4. Step 4: Simplify right side
    192,988.53x = 28,486,311,523.38
  5. Step 5: Solve for x
    x = 28,486,311,523.38/192,988.53
  6. Step 6: Final answer
    x = 147,606.24

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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.