Home / 204,230.90-306,347.86-71,110.94

Finding the Fourth Proportional to 204,230.90, 306,347.86 and 71,110.94

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Solution

The fourth proportional to 204,230.90, 306,347.86 and 71,110.94 is: 106,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,230.90 : 306,347.86 = 71,110.94 : x
  2. Step 2: Convert to fraction form
    204,230.90/306,347.86 = 71,110.94/x
  3. Step 3: Cross multiply
    204,230.90x = 306,347.86 × 71,110.94
  4. Step 4: Simplify right side
    204,230.90x = 21,784,684,291.59
  5. Step 5: Solve for x
    x = 21,784,684,291.59/204,230.90
  6. Step 6: Final answer
    x = 106,666.94

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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.