Home / 16,742.45-25,104.56-5,054.15

Finding the Fourth Proportional to 16,742.45, 25,104.56 and 5,054.15

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Solution

The fourth proportional to 16,742.45, 25,104.56 and 5,054.15 is: 7,578.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742.45 : 25,104.56 = 5,054.15 : x
  2. Step 2: Convert to fraction form
    16,742.45/25,104.56 = 5,054.15/x
  3. Step 3: Cross multiply
    16,742.45x = 25,104.56 × 5,054.15
  4. Step 4: Simplify right side
    16,742.45x = 126,882,061.13
  5. Step 5: Solve for x
    x = 126,882,061.13/16,742.45
  6. Step 6: Final answer
    x = 7,578.47

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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.