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Finding the Fourth Proportional to 164,540.30, 247,069.65 and 94,556.30

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Solution

The fourth proportional to 164,540.30, 247,069.65 and 94,556.30 is: 141,983.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,540.30 : 247,069.65 = 94,556.30 : x
  2. Step 2: Convert to fraction form
    164,540.30/247,069.65 = 94,556.30/x
  3. Step 3: Cross multiply
    164,540.30x = 247,069.65 × 94,556.30
  4. Step 4: Simplify right side
    164,540.30x = 23,361,991,946.30
  5. Step 5: Solve for x
    x = 23,361,991,946.30/164,540.30
  6. Step 6: Final answer
    x = 141,983.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.