Home / 192,856.96-289,292.16-59,725.12

Finding the Fourth Proportional to 192,856.96, 289,292.16 and 59,725.12

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Solution

The fourth proportional to 192,856.96, 289,292.16 and 59,725.12 is: 89,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,856.96 : 289,292.16 = 59,725.12 : x
  2. Step 2: Convert to fraction form
    192,856.96/289,292.16 = 59,725.12/x
  3. Step 3: Cross multiply
    192,856.96x = 289,292.16 × 59,725.12
  4. Step 4: Simplify right side
    192,856.96x = 17,278,008,971.06
  5. Step 5: Solve for x
    x = 17,278,008,971.06/192,856.96
  6. Step 6: Final answer
    x = 89,589.76

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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.