Home / 106,770.69-147,338.96-58,371.73

Finding the Fourth Proportional to 106,770.69, 147,338.96 and 58,371.73

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Solution

The fourth proportional to 106,770.69, 147,338.96 and 58,371.73 is: 80,550.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,770.69 : 147,338.96 = 58,371.73 : x
  2. Step 2: Convert to fraction form
    106,770.69/147,338.96 = 58,371.73/x
  3. Step 3: Cross multiply
    106,770.69x = 147,338.96 × 58,371.73
  4. Step 4: Simplify right side
    106,770.69x = 8,600,429,991.60
  5. Step 5: Solve for x
    x = 8,600,429,991.60/106,770.69
  6. Step 6: Final answer
    x = 80,550.48

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1.5x scale

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.