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Finding the Fourth Proportional to 149,900.40, 224,821.80 and 44,722.80

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Solution

The fourth proportional to 149,900.40, 224,821.80 and 44,722.80 is: 67,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,900.40 : 224,821.80 = 44,722.80 : x
  2. Step 2: Convert to fraction form
    149,900.40/224,821.80 = 44,722.80/x
  3. Step 3: Cross multiply
    149,900.40x = 224,821.80 × 44,722.80
  4. Step 4: Simplify right side
    149,900.40x = 10,054,660,397.04
  5. Step 5: Solve for x
    x = 10,054,660,397.04/149,900.40
  6. Step 6: Final answer
    x = 67,075.61

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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.