Home / 213,481.56-294,586.83-117,988.23

Finding the Fourth Proportional to 213,481.56, 294,586.83 and 117,988.23

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Solution

The fourth proportional to 213,481.56, 294,586.83 and 117,988.23 is: 162,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,481.56 : 294,586.83 = 117,988.23 : x
  2. Step 2: Convert to fraction form
    213,481.56/294,586.83 = 117,988.23/x
  3. Step 3: Cross multiply
    213,481.56x = 294,586.83 × 117,988.23
  4. Step 4: Simplify right side
    213,481.56x = 34,757,778,653.01
  5. Step 5: Solve for x
    x = 34,757,778,653.01/213,481.56
  6. Step 6: Final answer
    x = 162,813.96

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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.