Home / 50,076.88-69,106.08-28,868.44

Finding the Fourth Proportional to 50,076.88, 69,106.08 and 28,868.44

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Solution

The fourth proportional to 50,076.88, 69,106.08 and 28,868.44 is: 39,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,076.88 : 69,106.08 = 28,868.44 : x
  2. Step 2: Convert to fraction form
    50,076.88/69,106.08 = 28,868.44/x
  3. Step 3: Cross multiply
    50,076.88x = 69,106.08 × 28,868.44
  4. Step 4: Simplify right side
    50,076.88x = 1,994,984,724.12
  5. Step 5: Solve for x
    x = 1,994,984,724.12/50,076.88
  6. Step 6: Final answer
    x = 39,838.44

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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.