Home / 227,171.12-313,498.32-125,200.28

Finding the Fourth Proportional to 227,171.12, 313,498.32 and 125,200.28

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Solution

The fourth proportional to 227,171.12, 313,498.32 and 125,200.28 is: 172,777.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,171.12 : 313,498.32 = 125,200.28 : x
  2. Step 2: Convert to fraction form
    227,171.12/313,498.32 = 125,200.28/x
  3. Step 3: Cross multiply
    227,171.12x = 313,498.32 × 125,200.28
  4. Step 4: Simplify right side
    227,171.12x = 39,250,077,443.53
  5. Step 5: Solve for x
    x = 39,250,077,443.53/227,171.12
  6. Step 6: Final answer
    x = 172,777.58

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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.