Home / 73,932.14-110,886.32-20,625.50

Finding the Fourth Proportional to 73,932.14, 110,886.32 and 20,625.50

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Solution

The fourth proportional to 73,932.14, 110,886.32 and 20,625.50 is: 30,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,932.14 : 110,886.32 = 20,625.50 : x
  2. Step 2: Convert to fraction form
    73,932.14/110,886.32 = 20,625.50/x
  3. Step 3: Cross multiply
    73,932.14x = 110,886.32 × 20,625.50
  4. Step 4: Simplify right side
    73,932.14x = 2,287,085,793.16
  5. Step 5: Solve for x
    x = 2,287,085,793.16/73,932.14
  6. Step 6: Final answer
    x = 30,934.93

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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.