Home / 156,107.39-233,972.52-76,025.36

Finding the Fourth Proportional to 156,107.39, 233,972.52 and 76,025.36

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Solution

The fourth proportional to 156,107.39, 233,972.52 and 76,025.36 is: 113,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,107.39 : 233,972.52 = 76,025.36 : x
  2. Step 2: Convert to fraction form
    156,107.39/233,972.52 = 76,025.36/x
  3. Step 3: Cross multiply
    156,107.39x = 233,972.52 × 76,025.36
  4. Step 4: Simplify right side
    156,107.39x = 17,787,843,608.15
  5. Step 5: Solve for x
    x = 17,787,843,608.15/156,107.39
  6. Step 6: Final answer
    x = 113,946.20

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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.