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Finding the Fourth Proportional to 23,556.80, 35,324.40 and 10,402.40

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Solution

The fourth proportional to 23,556.80, 35,324.40 and 10,402.40 is: 15,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,556.80 : 35,324.40 = 10,402.40 : x
  2. Step 2: Convert to fraction form
    23,556.80/35,324.40 = 10,402.40/x
  3. Step 3: Cross multiply
    23,556.80x = 35,324.40 × 10,402.40
  4. Step 4: Simplify right side
    23,556.80x = 367,458,538.56
  5. Step 5: Solve for x
    x = 367,458,538.56/23,556.80
  6. Step 6: Final answer
    x = 15,598.83

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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.