Home / 53,201.89-73,419.10-29,329.42

Finding the Fourth Proportional to 53,201.89, 73,419.10 and 29,329.42

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Solution

The fourth proportional to 53,201.89, 73,419.10 and 29,329.42 is: 40,474.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,201.89 : 73,419.10 = 29,329.42 : x
  2. Step 2: Convert to fraction form
    53,201.89/73,419.10 = 29,329.42/x
  3. Step 3: Cross multiply
    53,201.89x = 73,419.10 × 29,329.42
  4. Step 4: Simplify right side
    53,201.89x = 2,153,339,693.25
  5. Step 5: Solve for x
    x = 2,153,339,693.25/53,201.89
  6. Step 6: Final answer
    x = 40,474.87

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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.