Home / 58,471.24-87,606.78-49,171.36

Finding the Fourth Proportional to 58,471.24, 87,606.78 and 49,171.36

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Solution

The fourth proportional to 58,471.24, 87,606.78 and 49,171.36 is: 73,672.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,471.24 : 87,606.78 = 49,171.36 : x
  2. Step 2: Convert to fraction form
    58,471.24/87,606.78 = 49,171.36/x
  3. Step 3: Cross multiply
    58,471.24x = 87,606.78 × 49,171.36
  4. Step 4: Simplify right side
    58,471.24x = 4,307,744,517.82
  5. Step 5: Solve for x
    x = 4,307,744,517.82/58,471.24
  6. Step 6: Final answer
    x = 73,672.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.