Home / 227,215.23-313,559.22-125,244.69

Finding the Fourth Proportional to 227,215.23, 313,559.22 and 125,244.69

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Solution

The fourth proportional to 227,215.23, 313,559.22 and 125,244.69 is: 172,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,215.23 : 313,559.22 = 125,244.69 : x
  2. Step 2: Convert to fraction form
    227,215.23/313,559.22 = 125,244.69/x
  3. Step 3: Cross multiply
    227,215.23x = 313,559.22 × 125,244.69
  4. Step 4: Simplify right side
    227,215.23x = 39,271,627,305.54
  5. Step 5: Solve for x
    x = 39,271,627,305.54/227,215.23
  6. Step 6: Final answer
    x = 172,838.89

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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.