Home / 230,344.07-345,565.28-80,589.24

Finding the Fourth Proportional to 230,344.07, 345,565.28 and 80,589.24

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Solution

The fourth proportional to 230,344.07, 345,565.28 and 80,589.24 is: 120,901.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,344.07 : 345,565.28 = 80,589.24 : x
  2. Step 2: Convert to fraction form
    230,344.07/345,565.28 = 80,589.24/x
  3. Step 3: Cross multiply
    230,344.07x = 345,565.28 × 80,589.24
  4. Step 4: Simplify right side
    230,344.07x = 27,848,843,487.06
  5. Step 5: Solve for x
    x = 27,848,843,487.06/230,344.07
  6. Step 6: Final answer
    x = 120,901.07

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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.