Home / 166,142.60-229,268.78-94,515.88

Finding the Fourth Proportional to 166,142.60, 229,268.78 and 94,515.88

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Solution

The fourth proportional to 166,142.60, 229,268.78 and 94,515.88 is: 130,427.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,142.60 : 229,268.78 = 94,515.88 : x
  2. Step 2: Convert to fraction form
    166,142.60/229,268.78 = 94,515.88/x
  3. Step 3: Cross multiply
    166,142.60x = 229,268.78 × 94,515.88
  4. Step 4: Simplify right side
    166,142.60x = 21,669,540,498.23
  5. Step 5: Solve for x
    x = 21,669,540,498.23/166,142.60
  6. Step 6: Final answer
    x = 130,427.36

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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.