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Finding the Fourth Proportional to 114,738.94, 158,343.24 and 69,425.24

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Solution

The fourth proportional to 114,738.94, 158,343.24 and 69,425.24 is: 95,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,738.94 : 158,343.24 = 69,425.24 : x
  2. Step 2: Convert to fraction form
    114,738.94/158,343.24 = 69,425.24/x
  3. Step 3: Cross multiply
    114,738.94x = 158,343.24 × 69,425.24
  4. Step 4: Simplify right side
    114,738.94x = 10,993,017,439.38
  5. Step 5: Solve for x
    x = 10,993,017,439.38/114,738.94
  6. Step 6: Final answer
    x = 95,808.95

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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.