Home / 146,167.96-201,750.78-82,543

Finding the Fourth Proportional to 146,167.96, 201,750.78 and 82,543

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Solution

The fourth proportional to 146,167.96, 201,750.78 and 82,543 is: 113,931.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,167.96 : 201,750.78 = 82,543 : x
  2. Step 2: Convert to fraction form
    146,167.96/201,750.78 = 82,543/x
  3. Step 3: Cross multiply
    146,167.96x = 201,750.78 × 82,543
  4. Step 4: Simplify right side
    146,167.96x = 16,653,114,633.54
  5. Step 5: Solve for x
    x = 16,653,114,633.54/146,167.96
  6. Step 6: Final answer
    x = 113,931.36

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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.