Home / 126,886.40-190,314.40-33,399.52

Finding the Fourth Proportional to 126,886.40, 190,314.40 and 33,399.52

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Solution

The fourth proportional to 126,886.40, 190,314.40 and 33,399.52 is: 50,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,886.40 : 190,314.40 = 33,399.52 : x
  2. Step 2: Convert to fraction form
    126,886.40/190,314.40 = 33,399.52/x
  3. Step 3: Cross multiply
    126,886.40x = 190,314.40 × 33,399.52
  4. Step 4: Simplify right side
    126,886.40x = 6,356,409,609.09
  5. Step 5: Solve for x
    x = 6,356,409,609.09/126,886.40
  6. Step 6: Final answer
    x = 50,095.28

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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.