Home / 146,548.10-202,240-82,016.82

Finding the Fourth Proportional to 146,548.10, 202,240 and 82,016.82

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Solution

The fourth proportional to 146,548.10, 202,240 and 82,016.82 is: 113,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,548.10 : 202,240 = 82,016.82 : x
  2. Step 2: Convert to fraction form
    146,548.10/202,240 = 82,016.82/x
  3. Step 3: Cross multiply
    146,548.10x = 202,240 × 82,016.82
  4. Step 4: Simplify right side
    146,548.10x = 16,587,081,676.80
  5. Step 5: Solve for x
    x = 16,587,081,676.80/146,548.10
  6. Step 6: Final answer
    x = 113,185.24

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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.