Home / 53,824.68-80,738.54-14,381.82

Finding the Fourth Proportional to 53,824.68, 80,738.54 and 14,381.82

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Solution

The fourth proportional to 53,824.68, 80,738.54 and 14,381.82 is: 21,573.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,824.68 : 80,738.54 = 14,381.82 : x
  2. Step 2: Convert to fraction form
    53,824.68/80,738.54 = 14,381.82/x
  3. Step 3: Cross multiply
    53,824.68x = 80,738.54 × 14,381.82
  4. Step 4: Simplify right side
    53,824.68x = 1,161,167,149.34
  5. Step 5: Solve for x
    x = 1,161,167,149.34/53,824.68
  6. Step 6: Final answer
    x = 21,573.14

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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.