Home / 67,853.51-101,619.37-53,768.25

Finding the Fourth Proportional to 67,853.51, 101,619.37 and 53,768.25

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Solution

The fourth proportional to 67,853.51, 101,619.37 and 53,768.25 is: 80,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,853.51 : 101,619.37 = 53,768.25 : x
  2. Step 2: Convert to fraction form
    67,853.51/101,619.37 = 53,768.25/x
  3. Step 3: Cross multiply
    67,853.51x = 101,619.37 × 53,768.25
  4. Step 4: Simplify right side
    67,853.51x = 5,463,895,691.00
  5. Step 5: Solve for x
    x = 5,463,895,691.00/67,853.51
  6. Step 6: Final answer
    x = 80,524.88

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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.