Home / 192,784.92-289,147.68-52,554.48

Finding the Fourth Proportional to 192,784.92, 289,147.68 and 52,554.48

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Solution

The fourth proportional to 192,784.92, 289,147.68 and 52,554.48 is: 78,823.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,784.92 : 289,147.68 = 52,554.48 : x
  2. Step 2: Convert to fraction form
    192,784.92/289,147.68 = 52,554.48/x
  3. Step 3: Cross multiply
    192,784.92x = 289,147.68 × 52,554.48
  4. Step 4: Simplify right side
    192,784.92x = 15,196,005,965.61
  5. Step 5: Solve for x
    x = 15,196,005,965.61/192,784.92
  6. Step 6: Final answer
    x = 78,823.62

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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.