Home / 50,993.60-70,368.88-28,334.18

Finding the Fourth Proportional to 50,993.60, 70,368.88 and 28,334.18

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Solution

The fourth proportional to 50,993.60, 70,368.88 and 28,334.18 is: 39,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,993.60 : 70,368.88 = 28,334.18 : x
  2. Step 2: Convert to fraction form
    50,993.60/70,368.88 = 28,334.18/x
  3. Step 3: Cross multiply
    50,993.60x = 70,368.88 × 28,334.18
  4. Step 4: Simplify right side
    50,993.60x = 1,993,844,512.32
  5. Step 5: Solve for x
    x = 1,993,844,512.32/50,993.60
  6. Step 6: Final answer
    x = 39,099.90

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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.