Home / 116,201.12-174,272.97-31,957.20

Finding the Fourth Proportional to 116,201.12, 174,272.97 and 31,957.20

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Solution

The fourth proportional to 116,201.12, 174,272.97 and 31,957.20 is: 47,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,201.12 : 174,272.97 = 31,957.20 : x
  2. Step 2: Convert to fraction form
    116,201.12/174,272.97 = 31,957.20/x
  3. Step 3: Cross multiply
    116,201.12x = 174,272.97 × 31,957.20
  4. Step 4: Simplify right side
    116,201.12x = 5,569,275,563.98
  5. Step 5: Solve for x
    x = 5,569,275,563.98/116,201.12
  6. Step 6: Final answer
    x = 47,927.90

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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.