Home / 53,820.99-80,731.53-25,734.42

Finding the Fourth Proportional to 53,820.99, 80,731.53 and 25,734.42

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Solution

The fourth proportional to 53,820.99, 80,731.53 and 25,734.42 is: 38,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,820.99 : 80,731.53 = 25,734.42 : x
  2. Step 2: Convert to fraction form
    53,820.99/80,731.53 = 25,734.42/x
  3. Step 3: Cross multiply
    53,820.99x = 80,731.53 × 25,734.42
  4. Step 4: Simplify right side
    53,820.99x = 2,077,579,100.26
  5. Step 5: Solve for x
    x = 2,077,579,100.26/53,820.99
  6. Step 6: Final answer
    x = 38,601.65

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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.