Home / 146,661.92-202,396.48-82,999.70

Finding the Fourth Proportional to 146,661.92, 202,396.48 and 82,999.70

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Solution

The fourth proportional to 146,661.92, 202,396.48 and 82,999.70 is: 114,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,661.92 : 202,396.48 = 82,999.70 : x
  2. Step 2: Convert to fraction form
    146,661.92/202,396.48 = 82,999.70/x
  3. Step 3: Cross multiply
    146,661.92x = 202,396.48 × 82,999.70
  4. Step 4: Simplify right side
    146,661.92x = 16,798,847,121.06
  5. Step 5: Solve for x
    x = 16,798,847,121.06/146,661.92
  6. Step 6: Final answer
    x = 114,541.30

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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.