Home / 166,064.54-229,109.19-127,835.78

Finding the Fourth Proportional to 166,064.54, 229,109.19 and 127,835.78

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Solution

The fourth proportional to 166,064.54, 229,109.19 and 127,835.78 is: 176,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,064.54 : 229,109.19 = 127,835.78 : x
  2. Step 2: Convert to fraction form
    166,064.54/229,109.19 = 127,835.78/x
  3. Step 3: Cross multiply
    166,064.54x = 229,109.19 × 127,835.78
  4. Step 4: Simplify right side
    166,064.54x = 29,288,352,008.82
  5. Step 5: Solve for x
    x = 29,288,352,008.82/166,064.54
  6. Step 6: Final answer
    x = 176,367.28

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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.