Home / 55,027.36-82,530.54-15,574.96

Finding the Fourth Proportional to 55,027.36, 82,530.54 and 15,574.96

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Solution

The fourth proportional to 55,027.36, 82,530.54 and 15,574.96 is: 23,359.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,027.36 : 82,530.54 = 15,574.96 : x
  2. Step 2: Convert to fraction form
    55,027.36/82,530.54 = 15,574.96/x
  3. Step 3: Cross multiply
    55,027.36x = 82,530.54 × 15,574.96
  4. Step 4: Simplify right side
    55,027.36x = 1,285,409,859.28
  5. Step 5: Solve for x
    x = 1,285,409,859.28/55,027.36
  6. Step 6: Final answer
    x = 23,359.47

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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.