Home / 146,387.46-202,012.07-82,723.89

Finding the Fourth Proportional to 146,387.46, 202,012.07 and 82,723.89

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Solution

The fourth proportional to 146,387.46, 202,012.07 and 82,723.89 is: 114,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,387.46 : 202,012.07 = 82,723.89 : x
  2. Step 2: Convert to fraction form
    146,387.46/202,012.07 = 82,723.89/x
  3. Step 3: Cross multiply
    146,387.46x = 202,012.07 × 82,723.89
  4. Step 4: Simplify right side
    146,387.46x = 16,711,223,843.73
  5. Step 5: Solve for x
    x = 16,711,223,843.73/146,387.46
  6. Step 6: Final answer
    x = 114,157.48

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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.