Home / 120,514.83-166,304.37-66,799.27

Finding the Fourth Proportional to 120,514.83, 166,304.37 and 66,799.27

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Solution

The fourth proportional to 120,514.83, 166,304.37 and 66,799.27 is: 92,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,514.83 : 166,304.37 = 66,799.27 : x
  2. Step 2: Convert to fraction form
    120,514.83/166,304.37 = 66,799.27/x
  3. Step 3: Cross multiply
    120,514.83x = 166,304.37 × 66,799.27
  4. Step 4: Simplify right side
    120,514.83x = 11,109,010,513.81
  5. Step 5: Solve for x
    x = 11,109,010,513.81/120,514.83
  6. Step 6: Final answer
    x = 92,179.61

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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.