Home / 104,633.28-156,932.64-30,744

Finding the Fourth Proportional to 104,633.28, 156,932.64 and 30,744

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Solution

The fourth proportional to 104,633.28, 156,932.64 and 30,744 is: 46,110.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,633.28 : 156,932.64 = 30,744 : x
  2. Step 2: Convert to fraction form
    104,633.28/156,932.64 = 30,744/x
  3. Step 3: Cross multiply
    104,633.28x = 156,932.64 × 30,744
  4. Step 4: Simplify right side
    104,633.28x = 4,824,737,084.16
  5. Step 5: Solve for x
    x = 4,824,737,084.16/104,633.28
  6. Step 6: Final answer
    x = 46,110.92

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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.