Home / 191,182.03-263,844.11-126,539.92

Finding the Fourth Proportional to 191,182.03, 263,844.11 and 126,539.92

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Solution

The fourth proportional to 191,182.03, 263,844.11 and 126,539.92 is: 174,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,182.03 : 263,844.11 = 126,539.92 : x
  2. Step 2: Convert to fraction form
    191,182.03/263,844.11 = 126,539.92/x
  3. Step 3: Cross multiply
    191,182.03x = 263,844.11 × 126,539.92
  4. Step 4: Simplify right side
    191,182.03x = 33,386,812,571.87
  5. Step 5: Solve for x
    x = 33,386,812,571.87/191,182.03
  6. Step 6: Final answer
    x = 174,633.63

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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.