Home / 227,140.39-313,455.83-125,169.50

Finding the Fourth Proportional to 227,140.39, 313,455.83 and 125,169.50

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Solution

The fourth proportional to 227,140.39, 313,455.83 and 125,169.50 is: 172,735.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,140.39 : 313,455.83 = 125,169.50 : x
  2. Step 2: Convert to fraction form
    227,140.39/313,455.83 = 125,169.50/x
  3. Step 3: Cross multiply
    227,140.39x = 313,455.83 × 125,169.50
  4. Step 4: Simplify right side
    227,140.39x = 39,235,107,945.91
  5. Step 5: Solve for x
    x = 39,235,107,945.91/227,140.39
  6. Step 6: Final answer
    x = 172,735.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.