Home / 92,728.14-127,964.89-50,286.66

Finding the Fourth Proportional to 92,728.14, 127,964.89 and 50,286.66

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Solution

The fourth proportional to 92,728.14, 127,964.89 and 50,286.66 is: 69,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,728.14 : 127,964.89 = 50,286.66 : x
  2. Step 2: Convert to fraction form
    92,728.14/127,964.89 = 50,286.66/x
  3. Step 3: Cross multiply
    92,728.14x = 127,964.89 × 50,286.66
  4. Step 4: Simplify right side
    92,728.14x = 6,434,926,915.37
  5. Step 5: Solve for x
    x = 6,434,926,915.37/92,728.14
  6. Step 6: Final answer
    x = 69,395.62

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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.