Home / 50,936.86-70,293.48-28,276.30

Finding the Fourth Proportional to 50,936.86, 70,293.48 and 28,276.30

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Solution

The fourth proportional to 50,936.86, 70,293.48 and 28,276.30 is: 39,021.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,936.86 : 70,293.48 = 28,276.30 : x
  2. Step 2: Convert to fraction form
    50,936.86/70,293.48 = 28,276.30/x
  3. Step 3: Cross multiply
    50,936.86x = 70,293.48 × 28,276.30
  4. Step 4: Simplify right side
    50,936.86x = 1,987,639,528.52
  5. Step 5: Solve for x
    x = 1,987,639,528.52/50,936.86
  6. Step 6: Final answer
    x = 39,021.63

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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.