Home / 112,579.44-169,062.33-99,957.71

Finding the Fourth Proportional to 112,579.44, 169,062.33 and 99,957.71

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Solution

The fourth proportional to 112,579.44, 169,062.33 and 99,957.71 is: 150,108.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,579.44 : 169,062.33 = 99,957.71 : x
  2. Step 2: Convert to fraction form
    112,579.44/169,062.33 = 99,957.71/x
  3. Step 3: Cross multiply
    112,579.44x = 169,062.33 × 99,957.71
  4. Step 4: Simplify right side
    112,579.44x = 16,899,082,508.75
  5. Step 5: Solve for x
    x = 16,899,082,508.75/112,579.44
  6. Step 6: Final answer
    x = 150,108.07

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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.