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Finding the Fourth Proportional to 43,654,603.20, 65,481,904.80 and 14,901,676.80

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Solution

The fourth proportional to 43,654,603.20, 65,481,904.80 and 14,901,676.80 is: 22,352,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,654,603.20 : 65,481,904.80 = 14,901,676.80 : x
  2. Step 2: Convert to fraction form
    43,654,603.20/65,481,904.80 = 14,901,676.80/x
  3. Step 3: Cross multiply
    43,654,603.20x = 65,481,904.80 × 14,901,676.80
  4. Step 4: Simplify right side
    43,654,603.20x = 975,790,181,577,968.62
  5. Step 5: Solve for x
    x = 975,790,181,577,968.62/43,654,603.20
  6. Step 6: Final answer
    x = 22,352,515.20

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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.