Home / 77,983.23-116,985.27-27,370.25

Finding the Fourth Proportional to 77,983.23, 116,985.27 and 27,370.25

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Solution

The fourth proportional to 77,983.23, 116,985.27 and 27,370.25 is: 41,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,983.23 : 116,985.27 = 27,370.25 : x
  2. Step 2: Convert to fraction form
    77,983.23/116,985.27 = 27,370.25/x
  3. Step 3: Cross multiply
    77,983.23x = 116,985.27 × 27,370.25
  4. Step 4: Simplify right side
    77,983.23x = 3,201,916,086.22
  5. Step 5: Solve for x
    x = 3,201,916,086.22/77,983.23
  6. Step 6: Final answer
    x = 41,059.03

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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.