Home / 68,769.35-103,133.01-47,558.44

Finding the Fourth Proportional to 68,769.35, 103,133.01 and 47,558.44

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Solution

The fourth proportional to 68,769.35, 103,133.01 and 47,558.44 is: 71,323.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,769.35 : 103,133.01 = 47,558.44 : x
  2. Step 2: Convert to fraction form
    68,769.35/103,133.01 = 47,558.44/x
  3. Step 3: Cross multiply
    68,769.35x = 103,133.01 × 47,558.44
  4. Step 4: Simplify right side
    68,769.35x = 4,904,844,810.27
  5. Step 5: Solve for x
    x = 4,904,844,810.27/68,769.35
  6. Step 6: Final answer
    x = 71,323.12

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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.