Home / 146,133.56-219,151.14-117,986.88

Finding the Fourth Proportional to 146,133.56, 219,151.14 and 117,986.88

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Solution

The fourth proportional to 146,133.56, 219,151.14 and 117,986.88 is: 176,940.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,133.56 : 219,151.14 = 117,986.88 : x
  2. Step 2: Convert to fraction form
    146,133.56/219,151.14 = 117,986.88/x
  3. Step 3: Cross multiply
    146,133.56x = 219,151.14 × 117,986.88
  4. Step 4: Simplify right side
    146,133.56x = 25,856,959,257.04
  5. Step 5: Solve for x
    x = 25,856,959,257.04/146,133.56
  6. Step 6: Final answer
    x = 176,940.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.