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Finding the Fourth Proportional to 166,492.76, 229,782.54 and 93,910.54

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Solution

The fourth proportional to 166,492.76, 229,782.54 and 93,910.54 is: 129,609.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,492.76 : 229,782.54 = 93,910.54 : x
  2. Step 2: Convert to fraction form
    166,492.76/229,782.54 = 93,910.54/x
  3. Step 3: Cross multiply
    166,492.76x = 229,782.54 × 93,910.54
  4. Step 4: Simplify right side
    166,492.76x = 21,579,002,413.97
  5. Step 5: Solve for x
    x = 21,579,002,413.97/166,492.76
  6. Step 6: Final answer
    x = 129,609.25

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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.