Home / 68,828.40-94,977.44-38,609.52

Finding the Fourth Proportional to 68,828.40, 94,977.44 and 38,609.52

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Solution

The fourth proportional to 68,828.40, 94,977.44 and 38,609.52 is: 53,277.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,828.40 : 94,977.44 = 38,609.52 : x
  2. Step 2: Convert to fraction form
    68,828.40/94,977.44 = 38,609.52/x
  3. Step 3: Cross multiply
    68,828.40x = 94,977.44 × 38,609.52
  4. Step 4: Simplify right side
    68,828.40x = 3,667,033,369.23
  5. Step 5: Solve for x
    x = 3,667,033,369.23/68,828.40
  6. Step 6: Final answer
    x = 53,277.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.