Home / 78,895.44-118,344.24-22,736.52

Finding the Fourth Proportional to 78,895.44, 118,344.24 and 22,736.52

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Solution

The fourth proportional to 78,895.44, 118,344.24 and 22,736.52 is: 34,105.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,895.44 : 118,344.24 = 22,736.52 : x
  2. Step 2: Convert to fraction form
    78,895.44/118,344.24 = 22,736.52/x
  3. Step 3: Cross multiply
    78,895.44x = 118,344.24 × 22,736.52
  4. Step 4: Simplify right side
    78,895.44x = 2,690,736,179.64
  5. Step 5: Solve for x
    x = 2,690,736,179.64/78,895.44
  6. Step 6: Final answer
    x = 34,105.09

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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.