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Finding the Fourth Proportional to 24,982.80, 37,486.20 and 16,666.80

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Solution

The fourth proportional to 24,982.80, 37,486.20 and 16,666.80 is: 25,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,982.80 : 37,486.20 = 16,666.80 : x
  2. Step 2: Convert to fraction form
    24,982.80/37,486.20 = 16,666.80/x
  3. Step 3: Cross multiply
    24,982.80x = 37,486.20 × 16,666.80
  4. Step 4: Simplify right side
    24,982.80x = 624,774,998.16
  5. Step 5: Solve for x
    x = 624,774,998.16/24,982.80
  6. Step 6: Final answer
    x = 25,008.21

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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.