Home / 53,321.88-73,583.79-29,448.36

Finding the Fourth Proportional to 53,321.88, 73,583.79 and 29,448.36

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Solution

The fourth proportional to 53,321.88, 73,583.79 and 29,448.36 is: 40,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,321.88 : 73,583.79 = 29,448.36 : x
  2. Step 2: Convert to fraction form
    53,321.88/73,583.79 = 29,448.36/x
  3. Step 3: Cross multiply
    53,321.88x = 73,583.79 × 29,448.36
  4. Step 4: Simplify right side
    53,321.88x = 2,166,921,938.08
  5. Step 5: Solve for x
    x = 2,166,921,938.08/53,321.88
  6. Step 6: Final answer
    x = 40,638.51

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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.