Home / 53,760.56-74,192.09-29,887.61

Finding the Fourth Proportional to 53,760.56, 74,192.09 and 29,887.61

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Solution

The fourth proportional to 53,760.56, 74,192.09 and 29,887.61 is: 41,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,760.56 : 74,192.09 = 29,887.61 : x
  2. Step 2: Convert to fraction form
    53,760.56/74,192.09 = 29,887.61/x
  3. Step 3: Cross multiply
    53,760.56x = 74,192.09 × 29,887.61
  4. Step 4: Simplify right side
    53,760.56x = 2,217,424,251.00
  5. Step 5: Solve for x
    x = 2,217,424,251.00/53,760.56
  6. Step 6: Final answer
    x = 41,246.30

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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.