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Finding the Fourth Proportional to 44,999.80, 67,499.70 and 44,343.70

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Solution

The fourth proportional to 44,999.80, 67,499.70 and 44,343.70 is: 66,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,999.80 : 67,499.70 = 44,343.70 : x
  2. Step 2: Convert to fraction form
    44,999.80/67,499.70 = 44,343.70/x
  3. Step 3: Cross multiply
    44,999.80x = 67,499.70 × 44,343.70
  4. Step 4: Simplify right side
    44,999.80x = 2,993,186,446.89
  5. Step 5: Solve for x
    x = 2,993,186,446.89/44,999.80
  6. Step 6: Final answer
    x = 66,515.55

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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.