Home / 50,986.40-70,363.20-28,327.08

Finding the Fourth Proportional to 50,986.40, 70,363.20 and 28,327.08

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Solution

The fourth proportional to 50,986.40, 70,363.20 and 28,327.08 is: 39,092.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,986.40 : 70,363.20 = 28,327.08 : x
  2. Step 2: Convert to fraction form
    50,986.40/70,363.20 = 28,327.08/x
  3. Step 3: Cross multiply
    50,986.40x = 70,363.20 × 28,327.08
  4. Step 4: Simplify right side
    50,986.40x = 1,993,183,995.46
  5. Step 5: Solve for x
    x = 1,993,183,995.46/50,986.40
  6. Step 6: Final answer
    x = 39,092.46

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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.