Home / 61,979.76-92,969.10-26,944.56

Finding the Fourth Proportional to 61,979.76, 92,969.10 and 26,944.56

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Solution

The fourth proportional to 61,979.76, 92,969.10 and 26,944.56 is: 40,416.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,979.76 : 92,969.10 = 26,944.56 : x
  2. Step 2: Convert to fraction form
    61,979.76/92,969.10 = 26,944.56/x
  3. Step 3: Cross multiply
    61,979.76x = 92,969.10 × 26,944.56
  4. Step 4: Simplify right side
    61,979.76x = 2,505,011,493.10
  5. Step 5: Solve for x
    x = 2,505,011,493.10/61,979.76
  6. Step 6: Final answer
    x = 40,416.61

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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.