Home / 53,208.78-73,422.50-29,334.03

Finding the Fourth Proportional to 53,208.78, 73,422.50 and 29,334.03

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Solution

The fourth proportional to 53,208.78, 73,422.50 and 29,334.03 is: 40,477.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.78 : 73,422.50 = 29,334.03 : x
  2. Step 2: Convert to fraction form
    53,208.78/73,422.50 = 29,334.03/x
  3. Step 3: Cross multiply
    53,208.78x = 73,422.50 × 29,334.03
  4. Step 4: Simplify right side
    53,208.78x = 2,153,777,671.00
  5. Step 5: Solve for x
    x = 2,153,777,671.00/53,208.78
  6. Step 6: Final answer
    x = 40,477.86

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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.