Home / 58,571.57-87,856.58-14,198.72

Finding the Fourth Proportional to 58,571.57, 87,856.58 and 14,198.72

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Solution

The fourth proportional to 58,571.57, 87,856.58 and 14,198.72 is: 21,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,571.57 : 87,856.58 = 14,198.72 : x
  2. Step 2: Convert to fraction form
    58,571.57/87,856.58 = 14,198.72/x
  3. Step 3: Cross multiply
    58,571.57x = 87,856.58 × 14,198.72
  4. Step 4: Simplify right side
    58,571.57x = 1,247,450,979.58
  5. Step 5: Solve for x
    x = 1,247,450,979.58/58,571.57
  6. Step 6: Final answer
    x = 21,297.89

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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.