Home / 165,986.76-228,793.98-112,252.20

Finding the Fourth Proportional to 165,986.76, 228,793.98 and 112,252.20

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Solution

The fourth proportional to 165,986.76, 228,793.98 and 112,252.20 is: 154,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,986.76 : 228,793.98 = 112,252.20 : x
  2. Step 2: Convert to fraction form
    165,986.76/228,793.98 = 112,252.20/x
  3. Step 3: Cross multiply
    165,986.76x = 228,793.98 × 112,252.20
  4. Step 4: Simplify right side
    165,986.76x = 25,682,627,601.76
  5. Step 5: Solve for x
    x = 25,682,627,601.76/165,986.76
  6. Step 6: Final answer
    x = 154,726.96

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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.