Home / 49,984.26-68,984.34-28,763.07

Finding the Fourth Proportional to 49,984.26, 68,984.34 and 28,763.07

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Solution

The fourth proportional to 49,984.26, 68,984.34 and 28,763.07 is: 39,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,984.26 : 68,984.34 = 28,763.07 : x
  2. Step 2: Convert to fraction form
    49,984.26/68,984.34 = 28,763.07/x
  3. Step 3: Cross multiply
    49,984.26x = 68,984.34 × 28,763.07
  4. Step 4: Simplify right side
    49,984.26x = 1,984,201,400.32
  5. Step 5: Solve for x
    x = 1,984,201,400.32/49,984.26
  6. Step 6: Final answer
    x = 39,696.52

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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.