Home / 181,204.00-250,054.67-100,636.72

Finding the Fourth Proportional to 181,204.00, 250,054.67 and 100,636.72

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Solution

The fourth proportional to 181,204.00, 250,054.67 and 100,636.72 is: 138,874.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,204.00 : 250,054.67 = 100,636.72 : x
  2. Step 2: Convert to fraction form
    181,204.00/250,054.67 = 100,636.72/x
  3. Step 3: Cross multiply
    181,204.00x = 250,054.67 × 100,636.72
  4. Step 4: Simplify right side
    181,204.00x = 25,164,680,967.09
  5. Step 5: Solve for x
    x = 25,164,680,967.09/181,204.00
  6. Step 6: Final answer
    x = 138,874.86

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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.