Home / 58,072.43-87,049.80-39,354.35

Finding the Fourth Proportional to 58,072.43, 87,049.80 and 39,354.35

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Solution

The fourth proportional to 58,072.43, 87,049.80 and 39,354.35 is: 58,991.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,072.43 : 87,049.80 = 39,354.35 : x
  2. Step 2: Convert to fraction form
    58,072.43/87,049.80 = 39,354.35/x
  3. Step 3: Cross multiply
    58,072.43x = 87,049.80 × 39,354.35
  4. Step 4: Simplify right side
    58,072.43x = 3,425,787,861.38
  5. Step 5: Solve for x
    x = 3,425,787,861.38/58,072.43
  6. Step 6: Final answer
    x = 58,991.64

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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.