Home / 227,528.82-313,975.65-125,555.09

Finding the Fourth Proportional to 227,528.82, 313,975.65 and 125,555.09

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Solution

The fourth proportional to 227,528.82, 313,975.65 and 125,555.09 is: 173,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,528.82 : 313,975.65 = 125,555.09 : x
  2. Step 2: Convert to fraction form
    227,528.82/313,975.65 = 125,555.09/x
  3. Step 3: Cross multiply
    227,528.82x = 313,975.65 × 125,555.09
  4. Step 4: Simplify right side
    227,528.82x = 39,421,239,423.68
  5. Step 5: Solve for x
    x = 39,421,239,423.68/227,528.82
  6. Step 6: Final answer
    x = 173,258.22

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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.