Home / 50,766.62-70,056.99-28,105.11

Finding the Fourth Proportional to 50,766.62, 70,056.99 and 28,105.11

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Solution

The fourth proportional to 50,766.62, 70,056.99 and 28,105.11 is: 38,784.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,766.62 : 70,056.99 = 28,105.11 : x
  2. Step 2: Convert to fraction form
    50,766.62/70,056.99 = 28,105.11/x
  3. Step 3: Cross multiply
    50,766.62x = 70,056.99 × 28,105.11
  4. Step 4: Simplify right side
    50,766.62x = 1,968,959,410.22
  5. Step 5: Solve for x
    x = 1,968,959,410.22/50,766.62
  6. Step 6: Final answer
    x = 38,784.53

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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.