Home / 192,636.34-289,011.74-92,767.66

Finding the Fourth Proportional to 192,636.34, 289,011.74 and 92,767.66

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Solution

The fourth proportional to 192,636.34, 289,011.74 and 92,767.66 is: 139,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,636.34 : 289,011.74 = 92,767.66 : x
  2. Step 2: Convert to fraction form
    192,636.34/289,011.74 = 92,767.66/x
  3. Step 3: Cross multiply
    192,636.34x = 289,011.74 × 92,767.66
  4. Step 4: Simplify right side
    192,636.34x = 26,810,942,832.33
  5. Step 5: Solve for x
    x = 26,810,942,832.33/192,636.34
  6. Step 6: Final answer
    x = 139,179.05

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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.