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Finding the Fourth Proportional to 149,729.40, 224,597.70 and 44,551.80

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Solution

The fourth proportional to 149,729.40, 224,597.70 and 44,551.80 is: 66,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,729.40 : 224,597.70 = 44,551.80 : x
  2. Step 2: Convert to fraction form
    149,729.40/224,597.70 = 44,551.80/x
  3. Step 3: Cross multiply
    149,729.40x = 224,597.70 × 44,551.80
  4. Step 4: Simplify right side
    149,729.40x = 10,006,231,810.86
  5. Step 5: Solve for x
    x = 10,006,231,810.86/149,729.40
  6. Step 6: Final answer
    x = 66,828.77

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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.