Home / 50,504.40-75,749.31-15,434.64

Finding the Fourth Proportional to 50,504.40, 75,749.31 and 15,434.64

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Solution

The fourth proportional to 50,504.40, 75,749.31 and 15,434.64 is: 23,149.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,504.40 : 75,749.31 = 15,434.64 : x
  2. Step 2: Convert to fraction form
    50,504.40/75,749.31 = 15,434.64/x
  3. Step 3: Cross multiply
    50,504.40x = 75,749.31 × 15,434.64
  4. Step 4: Simplify right side
    50,504.40x = 1,169,163,330.10
  5. Step 5: Solve for x
    x = 1,169,163,330.10/50,504.40
  6. Step 6: Final answer
    x = 23,149.73

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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.