Home / 166,339.44-229,549.14-90,889.56

Finding the Fourth Proportional to 166,339.44, 229,549.14 and 90,889.56

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Solution

The fourth proportional to 166,339.44, 229,549.14 and 90,889.56 is: 125,427.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,339.44 : 229,549.14 = 90,889.56 : x
  2. Step 2: Convert to fraction form
    166,339.44/229,549.14 = 90,889.56/x
  3. Step 3: Cross multiply
    166,339.44x = 229,549.14 × 90,889.56
  4. Step 4: Simplify right side
    166,339.44x = 20,863,620,332.98
  5. Step 5: Solve for x
    x = 20,863,620,332.98/166,339.44
  6. Step 6: Final answer
    x = 125,427.98

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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.