Home / 75,028.23-103,527.43-43,190.97

Finding the Fourth Proportional to 75,028.23, 103,527.43 and 43,190.97

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Solution

The fourth proportional to 75,028.23, 103,527.43 and 43,190.97 is: 59,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,028.23 : 103,527.43 = 43,190.97 : x
  2. Step 2: Convert to fraction form
    75,028.23/103,527.43 = 43,190.97/x
  3. Step 3: Cross multiply
    75,028.23x = 103,527.43 × 43,190.97
  4. Step 4: Simplify right side
    75,028.23x = 4,471,450,123.31
  5. Step 5: Solve for x
    x = 4,471,450,123.31/75,028.23
  6. Step 6: Final answer
    x = 59,596.90

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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.