Home / 126,907.96-190,327.82-38,141.64

Finding the Fourth Proportional to 126,907.96, 190,327.82 and 38,141.64

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Solution

The fourth proportional to 126,907.96, 190,327.82 and 38,141.64 is: 57,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,907.96 : 190,327.82 = 38,141.64 : x
  2. Step 2: Convert to fraction form
    126,907.96/190,327.82 = 38,141.64/x
  3. Step 3: Cross multiply
    126,907.96x = 190,327.82 × 38,141.64
  4. Step 4: Simplify right side
    126,907.96x = 7,259,415,192.42
  5. Step 5: Solve for x
    x = 7,259,415,192.42/126,907.96
  6. Step 6: Final answer
    x = 57,202.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.