Home / 100,934.92-151,431.98-29,859.44

Finding the Fourth Proportional to 100,934.92, 151,431.98 and 29,859.44

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Solution

The fourth proportional to 100,934.92, 151,431.98 and 29,859.44 is: 44,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,934.92 : 151,431.98 = 29,859.44 : x
  2. Step 2: Convert to fraction form
    100,934.92/151,431.98 = 29,859.44/x
  3. Step 3: Cross multiply
    100,934.92x = 151,431.98 × 29,859.44
  4. Step 4: Simplify right side
    100,934.92x = 4,521,674,120.89
  5. Step 5: Solve for x
    x = 4,521,674,120.89/100,934.92
  6. Step 6: Final answer
    x = 44,797.92

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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.