Home / 133,397.02-200,021.73-54,566.65

Finding the Fourth Proportional to 133,397.02, 200,021.73 and 54,566.65

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Solution

The fourth proportional to 133,397.02, 200,021.73 and 54,566.65 is: 81,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,397.02 : 200,021.73 = 54,566.65 : x
  2. Step 2: Convert to fraction form
    133,397.02/200,021.73 = 54,566.65/x
  3. Step 3: Cross multiply
    133,397.02x = 200,021.73 × 54,566.65
  4. Step 4: Simplify right side
    133,397.02x = 10,914,515,733.30
  5. Step 5: Solve for x
    x = 10,914,515,733.30/133,397.02
  6. Step 6: Final answer
    x = 81,819.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.