Home / 205,441.44-308,177.64-61,335.85

Finding the Fourth Proportional to 205,441.44, 308,177.64 and 61,335.85

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Solution

The fourth proportional to 205,441.44, 308,177.64 and 61,335.85 is: 92,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,441.44 : 308,177.64 = 61,335.85 : x
  2. Step 2: Convert to fraction form
    205,441.44/308,177.64 = 61,335.85/x
  3. Step 3: Cross multiply
    205,441.44x = 308,177.64 × 61,335.85
  4. Step 4: Simplify right side
    205,441.44x = 18,902,337,500.39
  5. Step 5: Solve for x
    x = 18,902,337,500.39/205,441.44
  6. Step 6: Final answer
    x = 92,008.40

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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.