Home / 126,689.40-190,040.22-33,195.24

Finding the Fourth Proportional to 126,689.40, 190,040.22 and 33,195.24

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Solution

The fourth proportional to 126,689.40, 190,040.22 and 33,195.24 is: 49,794.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,689.40 : 190,040.22 = 33,195.24 : x
  2. Step 2: Convert to fraction form
    126,689.40/190,040.22 = 33,195.24/x
  3. Step 3: Cross multiply
    126,689.40x = 190,040.22 × 33,195.24
  4. Step 4: Simplify right side
    126,689.40x = 6,308,430,712.55
  5. Step 5: Solve for x
    x = 6,308,430,712.55/126,689.40
  6. Step 6: Final answer
    x = 49,794.46

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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.