Home / 146,560.51-202,249.92-82,030.60

Finding the Fourth Proportional to 146,560.51, 202,249.92 and 82,030.60

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Solution

The fourth proportional to 146,560.51, 202,249.92 and 82,030.60 is: 113,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,560.51 : 202,249.92 = 82,030.60 : x
  2. Step 2: Convert to fraction form
    146,560.51/202,249.92 = 82,030.60/x
  3. Step 3: Cross multiply
    146,560.51x = 202,249.92 × 82,030.60
  4. Step 4: Simplify right side
    146,560.51x = 16,590,682,287.55
  5. Step 5: Solve for x
    x = 16,590,682,287.55/146,560.51
  6. Step 6: Final answer
    x = 113,200.22

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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.