Home / 39,699.79-54,775.44-23,772.96

Finding the Fourth Proportional to 39,699.79, 54,775.44 and 23,772.96

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Solution

The fourth proportional to 39,699.79, 54,775.44 and 23,772.96 is: 32,800.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,699.79 : 54,775.44 = 23,772.96 : x
  2. Step 2: Convert to fraction form
    39,699.79/54,775.44 = 23,772.96/x
  3. Step 3: Cross multiply
    39,699.79x = 54,775.44 × 23,772.96
  4. Step 4: Simplify right side
    39,699.79x = 1,302,174,344.10
  5. Step 5: Solve for x
    x = 1,302,174,344.10/39,699.79
  6. Step 6: Final answer
    x = 32,800.54

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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.