Home / 50,507.79-75,754.38-15,438.03

Finding the Fourth Proportional to 50,507.79, 75,754.38 and 15,438.03

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Solution

The fourth proportional to 50,507.79, 75,754.38 and 15,438.03 is: 23,154.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,507.79 : 75,754.38 = 15,438.03 : x
  2. Step 2: Convert to fraction form
    50,507.79/75,754.38 = 15,438.03/x
  3. Step 3: Cross multiply
    50,507.79x = 75,754.38 × 15,438.03
  4. Step 4: Simplify right side
    50,507.79x = 1,169,498,391.07
  5. Step 5: Solve for x
    x = 1,169,498,391.07/50,507.79
  6. Step 6: Final answer
    x = 23,154.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.