Home / 58,530.56-80,772-31,673.04

Finding the Fourth Proportional to 58,530.56, 80,772 and 31,673.04

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Solution

The fourth proportional to 58,530.56, 80,772 and 31,673.04 is: 43,708.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,530.56 : 80,772 = 31,673.04 : x
  2. Step 2: Convert to fraction form
    58,530.56/80,772 = 31,673.04/x
  3. Step 3: Cross multiply
    58,530.56x = 80,772 × 31,673.04
  4. Step 4: Simplify right side
    58,530.56x = 2,558,294,786.88
  5. Step 5: Solve for x
    x = 2,558,294,786.88/58,530.56
  6. Step 6: Final answer
    x = 43,708.71

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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.