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Finding the Fourth Proportional to 24,740.80, 37,107.60 and 7,208.80

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Solution

The fourth proportional to 24,740.80, 37,107.60 and 7,208.80 is: 10,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,740.80 : 37,107.60 = 7,208.80 : x
  2. Step 2: Convert to fraction form
    24,740.80/37,107.60 = 7,208.80/x
  3. Step 3: Cross multiply
    24,740.80x = 37,107.60 × 7,208.80
  4. Step 4: Simplify right side
    24,740.80x = 267,501,266.88
  5. Step 5: Solve for x
    x = 267,501,266.88/24,740.80
  6. Step 6: Final answer
    x = 10,812.15

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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.