Home / 45,446.29-68,146.77-28,793.64

Finding the Fourth Proportional to 45,446.29, 68,146.77 and 28,793.64

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Solution

The fourth proportional to 45,446.29, 68,146.77 and 28,793.64 is: 43,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,446.29 : 68,146.77 = 28,793.64 : x
  2. Step 2: Convert to fraction form
    45,446.29/68,146.77 = 28,793.64/x
  3. Step 3: Cross multiply
    45,446.29x = 68,146.77 × 28,793.64
  4. Step 4: Simplify right side
    45,446.29x = 1,962,193,562.54
  5. Step 5: Solve for x
    x = 1,962,193,562.54/45,446.29
  6. Step 6: Final answer
    x = 43,176.10

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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.