Home / 227,190.04-313,509.47-125,215.19

Finding the Fourth Proportional to 227,190.04, 313,509.47 and 125,215.19

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Solution

The fourth proportional to 227,190.04, 313,509.47 and 125,215.19 is: 172,789.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,190.04 : 313,509.47 = 125,215.19 : x
  2. Step 2: Convert to fraction form
    227,190.04/313,509.47 = 125,215.19/x
  3. Step 3: Cross multiply
    227,190.04x = 313,509.47 × 125,215.19
  4. Step 4: Simplify right side
    227,190.04x = 39,256,147,226.77
  5. Step 5: Solve for x
    x = 39,256,147,226.77/227,190.04
  6. Step 6: Final answer
    x = 172,789.91

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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.