Home / 57,141.44-78,836.86-37,013.75

Finding the Fourth Proportional to 57,141.44, 78,836.86 and 37,013.75

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Solution

The fourth proportional to 57,141.44, 78,836.86 and 37,013.75 is: 51,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,141.44 : 78,836.86 = 37,013.75 : x
  2. Step 2: Convert to fraction form
    57,141.44/78,836.86 = 37,013.75/x
  3. Step 3: Cross multiply
    57,141.44x = 78,836.86 × 37,013.75
  4. Step 4: Simplify right side
    57,141.44x = 2,918,047,826.83
  5. Step 5: Solve for x
    x = 2,918,047,826.83/57,141.44
  6. Step 6: Final answer
    x = 51,067.10

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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.