Home / 157,399.81-236,133.46-50,789.84

Finding the Fourth Proportional to 157,399.81, 236,133.46 and 50,789.84

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Solution

The fourth proportional to 157,399.81, 236,133.46 and 50,789.84 is: 76,195.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,399.81 : 236,133.46 = 50,789.84 : x
  2. Step 2: Convert to fraction form
    157,399.81/236,133.46 = 50,789.84/x
  3. Step 3: Cross multiply
    157,399.81x = 236,133.46 × 50,789.84
  4. Step 4: Simplify right side
    157,399.81x = 11,993,179,534.87
  5. Step 5: Solve for x
    x = 11,993,179,534.87/157,399.81
  6. Step 6: Final answer
    x = 76,195.64

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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.