Home / 192,895.20-289,529.57-93,125.43

Finding the Fourth Proportional to 192,895.20, 289,529.57 and 93,125.43

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Solution

The fourth proportional to 192,895.20, 289,529.57 and 93,125.43 is: 139,778.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,895.20 : 289,529.57 = 93,125.43 : x
  2. Step 2: Convert to fraction form
    192,895.20/289,529.57 = 93,125.43/x
  3. Step 3: Cross multiply
    192,895.20x = 289,529.57 × 93,125.43
  4. Step 4: Simplify right side
    192,895.20x = 26,962,565,238.34
  5. Step 5: Solve for x
    x = 26,962,565,238.34/192,895.20
  6. Step 6: Final answer
    x = 139,778.31

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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.