Home / 74,745.01-103,593.36-73,345.33

Finding the Fourth Proportional to 74,745.01, 103,593.36 and 73,345.33

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Solution

The fourth proportional to 74,745.01, 103,593.36 and 73,345.33 is: 101,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,745.01 : 103,593.36 = 73,345.33 : x
  2. Step 2: Convert to fraction form
    74,745.01/103,593.36 = 73,345.33/x
  3. Step 3: Cross multiply
    74,745.01x = 103,593.36 × 73,345.33
  4. Step 4: Simplify right side
    74,745.01x = 7,598,089,175.01
  5. Step 5: Solve for x
    x = 7,598,089,175.01/74,745.01
  6. Step 6: Final answer
    x = 101,653.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.