Home / 227,186.06-313,503.97-125,211.21

Finding the Fourth Proportional to 227,186.06, 313,503.97 and 125,211.21

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Solution

The fourth proportional to 227,186.06, 313,503.97 and 125,211.21 is: 172,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,186.06 : 313,503.97 = 125,211.21 : x
  2. Step 2: Convert to fraction form
    227,186.06/313,503.97 = 125,211.21/x
  3. Step 3: Cross multiply
    227,186.06x = 313,503.97 × 125,211.21
  4. Step 4: Simplify right side
    227,186.06x = 39,254,211,423.50
  5. Step 5: Solve for x
    x = 39,254,211,423.50/227,186.06
  6. Step 6: Final answer
    x = 172,784.42

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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.