Home / 53,324.67-73,611.53-31,821.87

Finding the Fourth Proportional to 53,324.67, 73,611.53 and 31,821.87

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Solution

The fourth proportional to 53,324.67, 73,611.53 and 31,821.87 is: 43,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,324.67 : 73,611.53 = 31,821.87 : x
  2. Step 2: Convert to fraction form
    53,324.67/73,611.53 = 31,821.87/x
  3. Step 3: Cross multiply
    53,324.67x = 73,611.53 × 31,821.87
  4. Step 4: Simplify right side
    53,324.67x = 2,342,456,538.16
  5. Step 5: Solve for x
    x = 2,342,456,538.16/53,324.67
  6. Step 6: Final answer
    x = 43,928.20

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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.