Home / 175,884.87-263,864.57-67,817

Finding the Fourth Proportional to 175,884.87, 263,864.57 and 67,817

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Solution

The fourth proportional to 175,884.87, 263,864.57 and 67,817 is: 101,739.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,884.87 : 263,864.57 = 67,817 : x
  2. Step 2: Convert to fraction form
    175,884.87/263,864.57 = 67,817/x
  3. Step 3: Cross multiply
    175,884.87x = 263,864.57 × 67,817
  4. Step 4: Simplify right side
    175,884.87x = 17,894,503,543.69
  5. Step 5: Solve for x
    x = 17,894,503,543.69/175,884.87
  6. Step 6: Final answer
    x = 101,739.87

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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.