Home / 72,270.07-108,342.82-27,927.94

Finding the Fourth Proportional to 72,270.07, 108,342.82 and 27,927.94

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Solution

The fourth proportional to 72,270.07, 108,342.82 and 27,927.94 is: 41,867.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,270.07 : 108,342.82 = 27,927.94 : x
  2. Step 2: Convert to fraction form
    72,270.07/108,342.82 = 27,927.94/x
  3. Step 3: Cross multiply
    72,270.07x = 108,342.82 × 27,927.94
  4. Step 4: Simplify right side
    72,270.07x = 3,025,791,776.39
  5. Step 5: Solve for x
    x = 3,025,791,776.39/72,270.07
  6. Step 6: Final answer
    x = 41,867.84

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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.