Home / 39,464.34-54,464.54-21,562.03

Finding the Fourth Proportional to 39,464.34, 54,464.54 and 21,562.03

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Solution

The fourth proportional to 39,464.34, 54,464.54 and 21,562.03 is: 29,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,464.34 : 54,464.54 = 21,562.03 : x
  2. Step 2: Convert to fraction form
    39,464.34/54,464.54 = 21,562.03/x
  3. Step 3: Cross multiply
    39,464.34x = 54,464.54 × 21,562.03
  4. Step 4: Simplify right side
    39,464.34x = 1,174,365,937.61
  5. Step 5: Solve for x
    x = 1,174,365,937.61/39,464.34
  6. Step 6: Final answer
    x = 29,757.65

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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.