Home / 73,986.54-110,974.95-31,864.92

Finding the Fourth Proportional to 73,986.54, 110,974.95 and 31,864.92

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Solution

The fourth proportional to 73,986.54, 110,974.95 and 31,864.92 is: 47,795.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,986.54 : 110,974.95 = 31,864.92 : x
  2. Step 2: Convert to fraction form
    73,986.54/110,974.95 = 31,864.92/x
  3. Step 3: Cross multiply
    73,986.54x = 110,974.95 × 31,864.92
  4. Step 4: Simplify right side
    73,986.54x = 3,536,207,903.75
  5. Step 5: Solve for x
    x = 3,536,207,903.75/73,986.54
  6. Step 6: Final answer
    x = 47,795.29

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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.