Home / 76,923.40-115,375.36-24,338.20

Finding the Fourth Proportional to 76,923.40, 115,375.36 and 24,338.20

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Solution

The fourth proportional to 76,923.40, 115,375.36 and 24,338.20 is: 36,504.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,923.40 : 115,375.36 = 24,338.20 : x
  2. Step 2: Convert to fraction form
    76,923.40/115,375.36 = 24,338.20/x
  3. Step 3: Cross multiply
    76,923.40x = 115,375.36 × 24,338.20
  4. Step 4: Simplify right side
    76,923.40x = 2,808,028,586.75
  5. Step 5: Solve for x
    x = 2,808,028,586.75/76,923.40
  6. Step 6: Final answer
    x = 36,504.22

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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.