Home / 202,596.24-279,582.12-111,949.68

Finding the Fourth Proportional to 202,596.24, 279,582.12 and 111,949.68

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Solution

The fourth proportional to 202,596.24, 279,582.12 and 111,949.68 is: 154,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,596.24 : 279,582.12 = 111,949.68 : x
  2. Step 2: Convert to fraction form
    202,596.24/279,582.12 = 111,949.68/x
  3. Step 3: Cross multiply
    202,596.24x = 279,582.12 × 111,949.68
  4. Step 4: Simplify right side
    202,596.24x = 31,299,128,867.72
  5. Step 5: Solve for x
    x = 31,299,128,867.72/202,596.24
  6. Step 6: Final answer
    x = 154,490.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.