Home / 126,852.69-190,300.65-43,727.25

Finding the Fourth Proportional to 126,852.69, 190,300.65 and 43,727.25

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Solution

The fourth proportional to 126,852.69, 190,300.65 and 43,727.25 is: 65,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,852.69 : 190,300.65 = 43,727.25 : x
  2. Step 2: Convert to fraction form
    126,852.69/190,300.65 = 43,727.25/x
  3. Step 3: Cross multiply
    126,852.69x = 190,300.65 × 43,727.25
  4. Step 4: Simplify right side
    126,852.69x = 8,321,324,097.71
  5. Step 5: Solve for x
    x = 8,321,324,097.71/126,852.69
  6. Step 6: Final answer
    x = 65,598.33

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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.