Home / 69,212.63-103,827.61-27,087.27

Finding the Fourth Proportional to 69,212.63, 103,827.61 and 27,087.27

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Solution

The fourth proportional to 69,212.63, 103,827.61 and 27,087.27 is: 40,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,212.63 : 103,827.61 = 27,087.27 : x
  2. Step 2: Convert to fraction form
    69,212.63/103,827.61 = 27,087.27/x
  3. Step 3: Cross multiply
    69,212.63x = 103,827.61 × 27,087.27
  4. Step 4: Simplify right side
    69,212.63x = 2,812,406,581.69
  5. Step 5: Solve for x
    x = 2,812,406,581.69/69,212.63
  6. Step 6: Final answer
    x = 40,634.30

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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.