Home / 175,364.92-263,133.78-81,877.24

Finding the Fourth Proportional to 175,364.92, 263,133.78 and 81,877.24

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Solution

The fourth proportional to 175,364.92, 263,133.78 and 81,877.24 is: 122,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,364.92 : 263,133.78 = 81,877.24 : x
  2. Step 2: Convert to fraction form
    175,364.92/263,133.78 = 81,877.24/x
  3. Step 3: Cross multiply
    175,364.92x = 263,133.78 × 81,877.24
  4. Step 4: Simplify right side
    175,364.92x = 21,544,667,657.17
  5. Step 5: Solve for x
    x = 21,544,667,657.17/175,364.92
  6. Step 6: Final answer
    x = 122,856.20

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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.