Home / 75,350.07-103,997.43-49,856.94

Finding the Fourth Proportional to 75,350.07, 103,997.43 and 49,856.94

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Solution

The fourth proportional to 75,350.07, 103,997.43 and 49,856.94 is: 68,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,350.07 : 103,997.43 = 49,856.94 : x
  2. Step 2: Convert to fraction form
    75,350.07/103,997.43 = 49,856.94/x
  3. Step 3: Cross multiply
    75,350.07x = 103,997.43 × 49,856.94
  4. Step 4: Simplify right side
    75,350.07x = 5,184,993,627.66
  5. Step 5: Solve for x
    x = 5,184,993,627.66/75,350.07
  6. Step 6: Final answer
    x = 68,812.06

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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.