Home / 58,661.70-87,997.38-19,217.94

Finding the Fourth Proportional to 58,661.70, 87,997.38 and 19,217.94

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Solution

The fourth proportional to 58,661.70, 87,997.38 and 19,217.94 is: 28,828.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,661.70 : 87,997.38 = 19,217.94 : x
  2. Step 2: Convert to fraction form
    58,661.70/87,997.38 = 19,217.94/x
  3. Step 3: Cross multiply
    58,661.70x = 87,997.38 × 19,217.94
  4. Step 4: Simplify right side
    58,661.70x = 1,691,128,369.00
  5. Step 5: Solve for x
    x = 1,691,128,369.00/58,661.70
  6. Step 6: Final answer
    x = 28,828.49

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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.