Home / 166,422.78-229,636.88-94,804.20

Finding the Fourth Proportional to 166,422.78, 229,636.88 and 94,804.20

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Solution

The fourth proportional to 166,422.78, 229,636.88 and 94,804.20 is: 130,814.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,422.78 : 229,636.88 = 94,804.20 : x
  2. Step 2: Convert to fraction form
    166,422.78/229,636.88 = 94,804.20/x
  3. Step 3: Cross multiply
    166,422.78x = 229,636.88 × 94,804.20
  4. Step 4: Simplify right side
    166,422.78x = 21,770,540,698.90
  5. Step 5: Solve for x
    x = 21,770,540,698.90/166,422.78
  6. Step 6: Final answer
    x = 130,814.67

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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.