Home / 135,042.26-186,200.24-92,047.20

Finding the Fourth Proportional to 135,042.26, 186,200.24 and 92,047.20

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Solution

The fourth proportional to 135,042.26, 186,200.24 and 92,047.20 is: 126,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,042.26 : 186,200.24 = 92,047.20 : x
  2. Step 2: Convert to fraction form
    135,042.26/186,200.24 = 92,047.20/x
  3. Step 3: Cross multiply
    135,042.26x = 186,200.24 × 92,047.20
  4. Step 4: Simplify right side
    135,042.26x = 17,139,210,961.45
  5. Step 5: Solve for x
    x = 17,139,210,961.45/135,042.26
  6. Step 6: Final answer
    x = 126,917.39

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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.