Home / 103,426.03-142,717.84-58,093.75

Finding the Fourth Proportional to 103,426.03, 142,717.84 and 58,093.75

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Solution

The fourth proportional to 103,426.03, 142,717.84 and 58,093.75 is: 80,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,426.03 : 142,717.84 = 58,093.75 : x
  2. Step 2: Convert to fraction form
    103,426.03/142,717.84 = 58,093.75/x
  3. Step 3: Cross multiply
    103,426.03x = 142,717.84 × 58,093.75
  4. Step 4: Simplify right side
    103,426.03x = 8,291,014,517.50
  5. Step 5: Solve for x
    x = 8,291,014,517.50/103,426.03
  6. Step 6: Final answer
    x = 80,163.71

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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.