Home / 58,738.88-80,947.92-57,659.36

Finding the Fourth Proportional to 58,738.88, 80,947.92 and 57,659.36

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Solution

The fourth proportional to 58,738.88, 80,947.92 and 57,659.36 is: 79,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.88 : 80,947.92 = 57,659.36 : x
  2. Step 2: Convert to fraction form
    58,738.88/80,947.92 = 57,659.36/x
  3. Step 3: Cross multiply
    58,738.88x = 80,947.92 × 57,659.36
  4. Step 4: Simplify right side
    58,738.88x = 4,667,405,260.53
  5. Step 5: Solve for x
    x = 4,667,405,260.53/58,738.88
  6. Step 6: Final answer
    x = 79,460.24

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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.