Home / 62,727.75-94,106.21-21,174.75

Finding the Fourth Proportional to 62,727.75, 94,106.21 and 21,174.75

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Solution

The fourth proportional to 62,727.75, 94,106.21 and 21,174.75 is: 31,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,727.75 : 94,106.21 = 21,174.75 : x
  2. Step 2: Convert to fraction form
    62,727.75/94,106.21 = 21,174.75/x
  3. Step 3: Cross multiply
    62,727.75x = 94,106.21 × 21,174.75
  4. Step 4: Simplify right side
    62,727.75x = 1,992,675,364.32
  5. Step 5: Solve for x
    x = 1,992,675,364.32/62,727.75
  6. Step 6: Final answer
    x = 31,767.05

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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.