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Finding the Fourth Proportional to 29,847,771.40, 44,749,538.70 and 20,239,169.80

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Solution

The fourth proportional to 29,847,771.40, 44,749,538.70 and 20,239,169.80 is: 30,343,756.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,847,771.40 : 44,749,538.70 = 20,239,169.80 : x
  2. Step 2: Convert to fraction form
    29,847,771.40/44,749,538.70 = 20,239,169.80/x
  3. Step 3: Cross multiply
    29,847,771.40x = 44,749,538.70 × 20,239,169.80
  4. Step 4: Simplify right side
    29,847,771.40x = 905,693,512,220,971.38
  5. Step 5: Solve for x
    x = 905,693,512,220,971.38/29,847,771.40
  6. Step 6: Final answer
    x = 30,343,756.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.