Home / 50,988.66-70,363.89-28,327.68

Finding the Fourth Proportional to 50,988.66, 70,363.89 and 28,327.68

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Solution

The fourth proportional to 50,988.66, 70,363.89 and 28,327.68 is: 39,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,988.66 : 70,363.89 = 28,327.68 : x
  2. Step 2: Convert to fraction form
    50,988.66/70,363.89 = 28,327.68/x
  3. Step 3: Cross multiply
    50,988.66x = 70,363.89 × 28,327.68
  4. Step 4: Simplify right side
    50,988.66x = 1,993,245,759.48
  5. Step 5: Solve for x
    x = 1,993,245,759.48/50,988.66
  6. Step 6: Final answer
    x = 39,091.94

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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.