Home / 173,847.97-239,947.64-105,887.35

Finding the Fourth Proportional to 173,847.97, 239,947.64 and 105,887.35

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Solution

The fourth proportional to 173,847.97, 239,947.64 and 105,887.35 is: 146,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,847.97 : 239,947.64 = 105,887.35 : x
  2. Step 2: Convert to fraction form
    173,847.97/239,947.64 = 105,887.35/x
  3. Step 3: Cross multiply
    173,847.97x = 239,947.64 × 105,887.35
  4. Step 4: Simplify right side
    173,847.97x = 25,407,419,738.35
  5. Step 5: Solve for x
    x = 25,407,419,738.35/173,847.97
  6. Step 6: Final answer
    x = 146,147.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.