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Finding the Fourth Proportional to 115,556.60, 173,334.90 and 96,894.20

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Solution

The fourth proportional to 115,556.60, 173,334.90 and 96,894.20 is: 145,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,556.60 : 173,334.90 = 96,894.20 : x
  2. Step 2: Convert to fraction form
    115,556.60/173,334.90 = 96,894.20/x
  3. Step 3: Cross multiply
    115,556.60x = 173,334.90 × 96,894.20
  4. Step 4: Simplify right side
    115,556.60x = 16,795,146,467.58
  5. Step 5: Solve for x
    x = 16,795,146,467.58/115,556.60
  6. Step 6: Final answer
    x = 145,341.30

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1.5x scale

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.