Home / 127,322.28-175,603.41-82,004.04

Finding the Fourth Proportional to 127,322.28, 175,603.41 and 82,004.04

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Solution

The fourth proportional to 127,322.28, 175,603.41 and 82,004.04 is: 113,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,322.28 : 175,603.41 = 82,004.04 : x
  2. Step 2: Convert to fraction form
    127,322.28/175,603.41 = 82,004.04/x
  3. Step 3: Cross multiply
    127,322.28x = 175,603.41 × 82,004.04
  4. Step 4: Simplify right side
    127,322.28x = 14,400,189,057.78
  5. Step 5: Solve for x
    x = 14,400,189,057.78/127,322.28
  6. Step 6: Final answer
    x = 113,100.31

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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.