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Finding the Fourth Proportional to 92,623.13, 127,820.03 and 50,181.65

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Solution

The fourth proportional to 92,623.13, 127,820.03 and 50,181.65 is: 69,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,623.13 : 127,820.03 = 50,181.65 : x
  2. Step 2: Convert to fraction form
    92,623.13/127,820.03 = 50,181.65/x
  3. Step 3: Cross multiply
    92,623.13x = 127,820.03 × 50,181.65
  4. Step 4: Simplify right side
    92,623.13x = 6,414,220,453.45
  5. Step 5: Solve for x
    x = 6,414,220,453.45/92,623.13
  6. Step 6: Final answer
    x = 69,250.75

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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.