Home / 126,534.23-174,504.06-104,989.80

Finding the Fourth Proportional to 126,534.23, 174,504.06 and 104,989.80

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Solution

The fourth proportional to 126,534.23, 174,504.06 and 104,989.80 is: 144,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,534.23 : 174,504.06 = 104,989.80 : x
  2. Step 2: Convert to fraction form
    126,534.23/174,504.06 = 104,989.80/x
  3. Step 3: Cross multiply
    126,534.23x = 174,504.06 × 104,989.80
  4. Step 4: Simplify right side
    126,534.23x = 18,321,146,358.59
  5. Step 5: Solve for x
    x = 18,321,146,358.59/126,534.23
  6. Step 6: Final answer
    x = 144,792.02

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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.