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Finding the Fourth Proportional to 79,950.44, 110,329.90 and 45,958.03

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Solution

The fourth proportional to 79,950.44, 110,329.90 and 45,958.03 is: 63,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,950.44 : 110,329.90 = 45,958.03 : x
  2. Step 2: Convert to fraction form
    79,950.44/110,329.90 = 45,958.03/x
  3. Step 3: Cross multiply
    79,950.44x = 110,329.90 × 45,958.03
  4. Step 4: Simplify right side
    79,950.44x = 5,070,545,083.98
  5. Step 5: Solve for x
    x = 5,070,545,083.98/79,950.44
  6. Step 6: Final answer
    x = 63,421.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.