Home / 112,833.87-169,250.49-28,593.79

Finding the Fourth Proportional to 112,833.87, 169,250.49 and 28,593.79

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Solution

The fourth proportional to 112,833.87, 169,250.49 and 28,593.79 is: 42,890.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,833.87 : 169,250.49 = 28,593.79 : x
  2. Step 2: Convert to fraction form
    112,833.87/169,250.49 = 28,593.79/x
  3. Step 3: Cross multiply
    112,833.87x = 169,250.49 × 28,593.79
  4. Step 4: Simplify right side
    112,833.87x = 4,839,512,968.46
  5. Step 5: Solve for x
    x = 4,839,512,968.46/112,833.87
  6. Step 6: Final answer
    x = 42,890.61

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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.