Home / 76,727.37-115,083.77-26,798.25

Finding the Fourth Proportional to 76,727.37, 115,083.77 and 26,798.25

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Solution

The fourth proportional to 76,727.37, 115,083.77 and 26,798.25 is: 40,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,727.37 : 115,083.77 = 26,798.25 : x
  2. Step 2: Convert to fraction form
    76,727.37/115,083.77 = 26,798.25/x
  3. Step 3: Cross multiply
    76,727.37x = 115,083.77 × 26,798.25
  4. Step 4: Simplify right side
    76,727.37x = 3,084,043,505.41
  5. Step 5: Solve for x
    x = 3,084,043,505.41/76,727.37
  6. Step 6: Final answer
    x = 40,194.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.