Home / 55,027.31-75,937.69-29,876.81

Finding the Fourth Proportional to 55,027.31, 75,937.69 and 29,876.81

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Solution

The fourth proportional to 55,027.31, 75,937.69 and 29,876.81 is: 41,230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,027.31 : 75,937.69 = 29,876.81 : x
  2. Step 2: Convert to fraction form
    55,027.31/75,937.69 = 29,876.81/x
  3. Step 3: Cross multiply
    55,027.31x = 75,937.69 × 29,876.81
  4. Step 4: Simplify right side
    55,027.31x = 2,268,775,935.97
  5. Step 5: Solve for x
    x = 2,268,775,935.97/55,027.31
  6. Step 6: Final answer
    x = 41,230.00

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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.