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Finding the Fourth Proportional to 66,673.80, 99,996.30 and 29,233.80

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Solution

The fourth proportional to 66,673.80, 99,996.30 and 29,233.80 is: 43,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,673.80 : 99,996.30 = 29,233.80 : x
  2. Step 2: Convert to fraction form
    66,673.80/99,996.30 = 29,233.80/x
  3. Step 3: Cross multiply
    66,673.80x = 99,996.30 × 29,233.80
  4. Step 4: Simplify right side
    66,673.80x = 2,923,271,834.94
  5. Step 5: Solve for x
    x = 2,923,271,834.94/66,673.80
  6. Step 6: Final answer
    x = 43,844.39

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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.