Home / 65,383.11-98,112.50-27,428.98

Finding the Fourth Proportional to 65,383.11, 98,112.50 and 27,428.98

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Solution

The fourth proportional to 65,383.11, 98,112.50 and 27,428.98 is: 41,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,383.11 : 98,112.50 = 27,428.98 : x
  2. Step 2: Convert to fraction form
    65,383.11/98,112.50 = 27,428.98/x
  3. Step 3: Cross multiply
    65,383.11x = 98,112.50 × 27,428.98
  4. Step 4: Simplify right side
    65,383.11x = 2,691,125,800.25
  5. Step 5: Solve for x
    x = 2,691,125,800.25/65,383.11
  6. Step 6: Final answer
    x = 41,159.34

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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.