Home / 43,429.92-59,930.73-28,350.96

Finding the Fourth Proportional to 43,429.92, 59,930.73 and 28,350.96

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Solution

The fourth proportional to 43,429.92, 59,930.73 and 28,350.96 is: 39,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,429.92 : 59,930.73 = 28,350.96 : x
  2. Step 2: Convert to fraction form
    43,429.92/59,930.73 = 28,350.96/x
  3. Step 3: Cross multiply
    43,429.92x = 59,930.73 × 28,350.96
  4. Step 4: Simplify right side
    43,429.92x = 1,699,093,729.00
  5. Step 5: Solve for x
    x = 1,699,093,729.00/43,429.92
  6. Step 6: Final answer
    x = 39,122.65

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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.