Home / 227,338.75-313,597.25-142,308.19

Finding the Fourth Proportional to 227,338.75, 313,597.25 and 142,308.19

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Solution

The fourth proportional to 227,338.75, 313,597.25 and 142,308.19 is: 196,303.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,338.75 : 313,597.25 = 142,308.19 : x
  2. Step 2: Convert to fraction form
    227,338.75/313,597.25 = 142,308.19/x
  3. Step 3: Cross multiply
    227,338.75x = 313,597.25 × 142,308.19
  4. Step 4: Simplify right side
    227,338.75x = 44,627,457,250.59
  5. Step 5: Solve for x
    x = 44,627,457,250.59/227,338.75
  6. Step 6: Final answer
    x = 196,303.78

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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.