Home / 49,611.36-68,451.84-28,101.60

Finding the Fourth Proportional to 49,611.36, 68,451.84 and 28,101.60

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Solution

The fourth proportional to 49,611.36, 68,451.84 and 28,101.60 is: 38,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,611.36 : 68,451.84 = 28,101.60 : x
  2. Step 2: Convert to fraction form
    49,611.36/68,451.84 = 28,101.60/x
  3. Step 3: Cross multiply
    49,611.36x = 68,451.84 × 28,101.60
  4. Step 4: Simplify right side
    49,611.36x = 1,923,606,226.94
  5. Step 5: Solve for x
    x = 1,923,606,226.94/49,611.36
  6. Step 6: Final answer
    x = 38,773.50

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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.