Home / 68,749.24-103,109-24,377.44

Finding the Fourth Proportional to 68,749.24, 103,109 and 24,377.44

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Solution

The fourth proportional to 68,749.24, 103,109 and 24,377.44 is: 36,560.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,749.24 : 103,109 = 24,377.44 : x
  2. Step 2: Convert to fraction form
    68,749.24/103,109 = 24,377.44/x
  3. Step 3: Cross multiply
    68,749.24x = 103,109 × 24,377.44
  4. Step 4: Simplify right side
    68,749.24x = 2,513,533,460.96
  5. Step 5: Solve for x
    x = 2,513,533,460.96/68,749.24
  6. Step 6: Final answer
    x = 36,560.89

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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.