Home / 55,472.24-76,551.36-30,321.92

Finding the Fourth Proportional to 55,472.24, 76,551.36 and 30,321.92

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Solution

The fourth proportional to 55,472.24, 76,551.36 and 30,321.92 is: 41,844.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,472.24 : 76,551.36 = 30,321.92 : x
  2. Step 2: Convert to fraction form
    55,472.24/76,551.36 = 30,321.92/x
  3. Step 3: Cross multiply
    55,472.24x = 76,551.36 × 30,321.92
  4. Step 4: Simplify right side
    55,472.24x = 2,321,184,213.81
  5. Step 5: Solve for x
    x = 2,321,184,213.81/55,472.24
  6. Step 6: Final answer
    x = 41,844.07

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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.