Home / 75,567.80-104,277.16-43,738.68

Finding the Fourth Proportional to 75,567.80, 104,277.16 and 43,738.68

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Solution

The fourth proportional to 75,567.80, 104,277.16 and 43,738.68 is: 60,355.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,567.80 : 104,277.16 = 43,738.68 : x
  2. Step 2: Convert to fraction form
    75,567.80/104,277.16 = 43,738.68/x
  3. Step 3: Cross multiply
    75,567.80x = 104,277.16 × 43,738.68
  4. Step 4: Simplify right side
    75,567.80x = 4,560,945,332.55
  5. Step 5: Solve for x
    x = 4,560,945,332.55/75,567.80
  6. Step 6: Final answer
    x = 60,355.67

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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.