Home / 112,956.44-169,324.49-53,776.22

Finding the Fourth Proportional to 112,956.44, 169,324.49 and 53,776.22

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Solution

The fourth proportional to 112,956.44, 169,324.49 and 53,776.22 is: 80,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,956.44 : 169,324.49 = 53,776.22 : x
  2. Step 2: Convert to fraction form
    112,956.44/169,324.49 = 53,776.22/x
  3. Step 3: Cross multiply
    112,956.44x = 169,324.49 × 53,776.22
  4. Step 4: Simplify right side
    112,956.44x = 9,105,630,313.45
  5. Step 5: Solve for x
    x = 9,105,630,313.45/112,956.44
  6. Step 6: Final answer
    x = 80,611.88

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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.