Home / 53,537.91-73,881.21-29,664.78

Finding the Fourth Proportional to 53,537.91, 73,881.21 and 29,664.78

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Solution

The fourth proportional to 53,537.91, 73,881.21 and 29,664.78 is: 40,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,537.91 : 73,881.21 = 29,664.78 : x
  2. Step 2: Convert to fraction form
    53,537.91/73,881.21 = 29,664.78/x
  3. Step 3: Cross multiply
    53,537.91x = 73,881.21 × 29,664.78
  4. Step 4: Simplify right side
    53,537.91x = 2,191,669,840.78
  5. Step 5: Solve for x
    x = 2,191,669,840.78/53,537.91
  6. Step 6: Final answer
    x = 40,936.78

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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.