Home / 50,621.75-69,858.02-28,265.75

Finding the Fourth Proportional to 50,621.75, 69,858.02 and 28,265.75

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Solution

The fourth proportional to 50,621.75, 69,858.02 and 28,265.75 is: 39,006.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,621.75 : 69,858.02 = 28,265.75 : x
  2. Step 2: Convert to fraction form
    50,621.75/69,858.02 = 28,265.75/x
  3. Step 3: Cross multiply
    50,621.75x = 69,858.02 × 28,265.75
  4. Step 4: Simplify right side
    50,621.75x = 1,974,589,187.49
  5. Step 5: Solve for x
    x = 1,974,589,187.49/50,621.75
  6. Step 6: Final answer
    x = 39,006.74

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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.