Home / 192,781.08-289,199.88-59,673.24

Finding the Fourth Proportional to 192,781.08, 289,199.88 and 59,673.24

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Solution

The fourth proportional to 192,781.08, 289,199.88 and 59,673.24 is: 89,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,781.08 : 289,199.88 = 59,673.24 : x
  2. Step 2: Convert to fraction form
    192,781.08/289,199.88 = 59,673.24/x
  3. Step 3: Cross multiply
    192,781.08x = 289,199.88 × 59,673.24
  4. Step 4: Simplify right side
    192,781.08x = 17,257,493,847.21
  5. Step 5: Solve for x
    x = 17,257,493,847.21/192,781.08
  6. Step 6: Final answer
    x = 89,518.61

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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.