Home / 63,421.27-87,537.08-36,579.89

Finding the Fourth Proportional to 63,421.27, 87,537.08 and 36,579.89

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Solution

The fourth proportional to 63,421.27, 87,537.08 and 36,579.89 is: 50,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,421.27 : 87,537.08 = 36,579.89 : x
  2. Step 2: Convert to fraction form
    63,421.27/87,537.08 = 36,579.89/x
  3. Step 3: Cross multiply
    63,421.27x = 87,537.08 × 36,579.89
  4. Step 4: Simplify right side
    63,421.27x = 3,202,097,067.61
  5. Step 5: Solve for x
    x = 3,202,097,067.61/63,421.27
  6. Step 6: Final answer
    x = 50,489.33

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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.