Home / 53,160.54-73,363.42-29,289.03

Finding the Fourth Proportional to 53,160.54, 73,363.42 and 29,289.03

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Solution

The fourth proportional to 53,160.54, 73,363.42 and 29,289.03 is: 40,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,160.54 : 73,363.42 = 29,289.03 : x
  2. Step 2: Convert to fraction form
    53,160.54/73,363.42 = 29,289.03/x
  3. Step 3: Cross multiply
    53,160.54x = 73,363.42 × 29,289.03
  4. Step 4: Simplify right side
    53,160.54x = 2,148,743,409.28
  5. Step 5: Solve for x
    x = 2,148,743,409.28/53,160.54
  6. Step 6: Final answer
    x = 40,419.89

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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.