Home / 53,823.15-80,704.29-25,749.99

Finding the Fourth Proportional to 53,823.15, 80,704.29 and 25,749.99

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Solution

The fourth proportional to 53,823.15, 80,704.29 and 25,749.99 is: 38,610.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,823.15 : 80,704.29 = 25,749.99 : x
  2. Step 2: Convert to fraction form
    53,823.15/80,704.29 = 25,749.99/x
  3. Step 3: Cross multiply
    53,823.15x = 80,704.29 × 25,749.99
  4. Step 4: Simplify right side
    53,823.15x = 2,078,134,660.46
  5. Step 5: Solve for x
    x = 2,078,134,660.46/53,823.15
  6. Step 6: Final answer
    x = 38,610.42

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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.