Home / 110,416.85-152,379.92-62,674.64

Finding the Fourth Proportional to 110,416.85, 152,379.92 and 62,674.64

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Solution

The fourth proportional to 110,416.85, 152,379.92 and 62,674.64 is: 86,493.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,416.85 : 152,379.92 = 62,674.64 : x
  2. Step 2: Convert to fraction form
    110,416.85/152,379.92 = 62,674.64/x
  3. Step 3: Cross multiply
    110,416.85x = 152,379.92 × 62,674.64
  4. Step 4: Simplify right side
    110,416.85x = 9,550,355,553.96
  5. Step 5: Solve for x
    x = 9,550,355,553.96/110,416.85
  6. Step 6: Final answer
    x = 86,493.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.