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Finding the Fourth Proportional to 25,008.80, 37,507.80 and 10,968.80

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Solution

The fourth proportional to 25,008.80, 37,507.80 and 10,968.80 is: 16,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,008.80 : 37,507.80 = 10,968.80 : x
  2. Step 2: Convert to fraction form
    25,008.80/37,507.80 = 10,968.80/x
  3. Step 3: Cross multiply
    25,008.80x = 37,507.80 × 10,968.80
  4. Step 4: Simplify right side
    25,008.80x = 411,415,556.64
  5. Step 5: Solve for x
    x = 411,415,556.64/25,008.80
  6. Step 6: Final answer
    x = 16,450.83

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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.