Home / 50,998.75-70,382.60-28,647.07

Finding the Fourth Proportional to 50,998.75, 70,382.60 and 28,647.07

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Solution

The fourth proportional to 50,998.75, 70,382.60 and 28,647.07 is: 39,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,998.75 : 70,382.60 = 28,647.07 : x
  2. Step 2: Convert to fraction form
    50,998.75/70,382.60 = 28,647.07/x
  3. Step 3: Cross multiply
    50,998.75x = 70,382.60 × 28,647.07
  4. Step 4: Simplify right side
    50,998.75x = 2,016,255,268.98
  5. Step 5: Solve for x
    x = 2,016,255,268.98/50,998.75
  6. Step 6: Final answer
    x = 39,535.39

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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.