Home / 146,219.66-201,783.13-82,561.55

Finding the Fourth Proportional to 146,219.66, 201,783.13 and 82,561.55

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Solution

The fourth proportional to 146,219.66, 201,783.13 and 82,561.55 is: 113,934.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,219.66 : 201,783.13 = 82,561.55 : x
  2. Step 2: Convert to fraction form
    146,219.66/201,783.13 = 82,561.55/x
  3. Step 3: Cross multiply
    146,219.66x = 201,783.13 × 82,561.55
  4. Step 4: Simplify right side
    146,219.66x = 16,659,527,976.65
  5. Step 5: Solve for x
    x = 16,659,527,976.65/146,219.66
  6. Step 6: Final answer
    x = 113,934.94

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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.