Home / 76,995.44-106,277.32-50,090.48

Finding the Fourth Proportional to 76,995.44, 106,277.32 and 50,090.48

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Solution

The fourth proportional to 76,995.44, 106,277.32 and 50,090.48 is: 69,140.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,995.44 : 106,277.32 = 50,090.48 : x
  2. Step 2: Convert to fraction form
    76,995.44/106,277.32 = 50,090.48/x
  3. Step 3: Cross multiply
    76,995.44x = 106,277.32 × 50,090.48
  4. Step 4: Simplify right side
    76,995.44x = 5,323,481,971.91
  5. Step 5: Solve for x
    x = 5,323,481,971.91/76,995.44
  6. Step 6: Final answer
    x = 69,140.22

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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.