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Finding the Fourth Proportional to 88,556.60, 132,921.30 and 44,233.40

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Solution

The fourth proportional to 88,556.60, 132,921.30 and 44,233.40 is: 66,393.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,556.60 : 132,921.30 = 44,233.40 : x
  2. Step 2: Convert to fraction form
    88,556.60/132,921.30 = 44,233.40/x
  3. Step 3: Cross multiply
    88,556.60x = 132,921.30 × 44,233.40
  4. Step 4: Simplify right side
    88,556.60x = 5,879,561,031.42
  5. Step 5: Solve for x
    x = 5,879,561,031.42/88,556.60
  6. Step 6: Final answer
    x = 66,393.26

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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.