Home / 65,104.38-97,624.26-20,725.36

Finding the Fourth Proportional to 65,104.38, 97,624.26 and 20,725.36

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Solution

The fourth proportional to 65,104.38, 97,624.26 and 20,725.36 is: 31,077.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,104.38 : 97,624.26 = 20,725.36 : x
  2. Step 2: Convert to fraction form
    65,104.38/97,624.26 = 20,725.36/x
  3. Step 3: Cross multiply
    65,104.38x = 97,624.26 × 20,725.36
  4. Step 4: Simplify right side
    65,104.38x = 2,023,297,933.23
  5. Step 5: Solve for x
    x = 2,023,297,933.23/65,104.38
  6. Step 6: Final answer
    x = 31,077.75

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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.