Home / 103,850.19-143,313.26-58,529.83

Finding the Fourth Proportional to 103,850.19, 143,313.26 and 58,529.83

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Solution

The fourth proportional to 103,850.19, 143,313.26 and 58,529.83 is: 80,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,850.19 : 143,313.26 = 58,529.83 : x
  2. Step 2: Convert to fraction form
    103,850.19/143,313.26 = 58,529.83/x
  3. Step 3: Cross multiply
    103,850.19x = 143,313.26 × 58,529.83
  4. Step 4: Simplify right side
    103,850.19x = 8,388,100,744.55
  5. Step 5: Solve for x
    x = 8,388,100,744.55/103,850.19
  6. Step 6: Final answer
    x = 80,771.16

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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.