Home / 65,381.24-98,109.69-27,427.11

Finding the Fourth Proportional to 65,381.24, 98,109.69 and 27,427.11

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Solution

The fourth proportional to 65,381.24, 98,109.69 and 27,427.11 is: 41,156.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,381.24 : 98,109.69 = 27,427.11 : x
  2. Step 2: Convert to fraction form
    65,381.24/98,109.69 = 27,427.11/x
  3. Step 3: Cross multiply
    65,381.24x = 98,109.69 × 27,427.11
  4. Step 4: Simplify right side
    65,381.24x = 2,690,864,943.21
  5. Step 5: Solve for x
    x = 2,690,864,943.21/65,381.24
  6. Step 6: Final answer
    x = 41,156.53

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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.