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Finding the Fourth Proportional to 44,821.80, 67,200.30 and 25,106.40

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Solution

The fourth proportional to 44,821.80, 67,200.30 and 25,106.40 is: 37,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,821.80 : 67,200.30 = 25,106.40 : x
  2. Step 2: Convert to fraction form
    44,821.80/67,200.30 = 25,106.40/x
  3. Step 3: Cross multiply
    44,821.80x = 67,200.30 × 25,106.40
  4. Step 4: Simplify right side
    44,821.80x = 1,687,157,611.92
  5. Step 5: Solve for x
    x = 1,687,157,611.92/44,821.80
  6. Step 6: Final answer
    x = 37,641.45

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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.