Home / 126,584.56-174,707.14-72,858.17

Finding the Fourth Proportional to 126,584.56, 174,707.14 and 72,858.17

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Solution

The fourth proportional to 126,584.56, 174,707.14 and 72,858.17 is: 100,556.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,584.56 : 174,707.14 = 72,858.17 : x
  2. Step 2: Convert to fraction form
    126,584.56/174,707.14 = 72,858.17/x
  3. Step 3: Cross multiply
    126,584.56x = 174,707.14 × 72,858.17
  4. Step 4: Simplify right side
    126,584.56x = 12,728,842,506.33
  5. Step 5: Solve for x
    x = 12,728,842,506.33/126,584.56
  6. Step 6: Final answer
    x = 100,556.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.