Home / 55,719.88-83,581.42-16,272.84

Finding the Fourth Proportional to 55,719.88, 83,581.42 and 16,272.84

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Solution

The fourth proportional to 55,719.88, 83,581.42 and 16,272.84 is: 24,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,719.88 : 83,581.42 = 16,272.84 : x
  2. Step 2: Convert to fraction form
    55,719.88/83,581.42 = 16,272.84/x
  3. Step 3: Cross multiply
    55,719.88x = 83,581.42 × 16,272.84
  4. Step 4: Simplify right side
    55,719.88x = 1,360,107,074.63
  5. Step 5: Solve for x
    x = 1,360,107,074.63/55,719.88
  6. Step 6: Final answer
    x = 24,409.73

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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.