Home / 76,984.71-115,480.31-24,393.03

Finding the Fourth Proportional to 76,984.71, 115,480.31 and 24,393.03

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Solution

The fourth proportional to 76,984.71, 115,480.31 and 24,393.03 is: 36,590.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,984.71 : 115,480.31 = 24,393.03 : x
  2. Step 2: Convert to fraction form
    76,984.71/115,480.31 = 24,393.03/x
  3. Step 3: Cross multiply
    76,984.71x = 115,480.31 × 24,393.03
  4. Step 4: Simplify right side
    76,984.71x = 2,816,914,544.27
  5. Step 5: Solve for x
    x = 2,816,914,544.27/76,984.71
  6. Step 6: Final answer
    x = 36,590.57

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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.