Home / 55,134,028.80-82,701,043.20-54,283,723.20

Finding the Fourth Proportional to 55,134,028.80, 82,701,043.20 and 54,283,723.20

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Solution

The fourth proportional to 55,134,028.80, 82,701,043.20 and 54,283,723.20 is: 81,425,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134,028.80 : 82,701,043.20 = 54,283,723.20 : x
  2. Step 2: Convert to fraction form
    55,134,028.80/82,701,043.20 = 54,283,723.20/x
  3. Step 3: Cross multiply
    55,134,028.80x = 82,701,043.20 × 54,283,723.20
  4. Step 4: Simplify right side
    55,134,028.80x = 4,489,320,537,420,042.50
  5. Step 5: Solve for x
    x = 4,489,320,537,420,042.50/55,134,028.80
  6. Step 6: Final answer
    x = 81,425,584.80

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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.