Home / 205,744.91-283,916.53-115,083.38

Finding the Fourth Proportional to 205,744.91, 283,916.53 and 115,083.38

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Solution

The fourth proportional to 205,744.91, 283,916.53 and 115,083.38 is: 158,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,744.91 : 283,916.53 = 115,083.38 : x
  2. Step 2: Convert to fraction form
    205,744.91/283,916.53 = 115,083.38/x
  3. Step 3: Cross multiply
    205,744.91x = 283,916.53 × 115,083.38
  4. Step 4: Simplify right side
    205,744.91x = 32,674,073,334.85
  5. Step 5: Solve for x
    x = 32,674,073,334.85/205,744.91
  6. Step 6: Final answer
    x = 158,808.66

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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.