Home / 127,496.40-190,807.20-116,998.80

Finding the Fourth Proportional to 127,496.40, 190,807.20 and 116,998.80

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Solution

The fourth proportional to 127,496.40, 190,807.20 and 116,998.80 is: 175,096.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,496.40 : 190,807.20 = 116,998.80 : x
  2. Step 2: Convert to fraction form
    127,496.40/190,807.20 = 116,998.80/x
  3. Step 3: Cross multiply
    127,496.40x = 190,807.20 × 116,998.80
  4. Step 4: Simplify right side
    127,496.40x = 22,324,213,431.36
  5. Step 5: Solve for x
    x = 22,324,213,431.36/127,496.40
  6. Step 6: Final answer
    x = 175,096.81

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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.