Home / 204,421.47-306,733.04-92,179.77

Finding the Fourth Proportional to 204,421.47, 306,733.04 and 92,179.77

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Solution

The fourth proportional to 204,421.47, 306,733.04 and 92,179.77 is: 138,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,421.47 : 306,733.04 = 92,179.77 : x
  2. Step 2: Convert to fraction form
    204,421.47/306,733.04 = 92,179.77/x
  3. Step 3: Cross multiply
    204,421.47x = 306,733.04 × 92,179.77
  4. Step 4: Simplify right side
    204,421.47x = 28,274,581,078.60
  5. Step 5: Solve for x
    x = 28,274,581,078.60/204,421.47
  6. Step 6: Final answer
    x = 138,315.12

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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.