Home / 205,401.08-283,451.10-114,758.84

Finding the Fourth Proportional to 205,401.08, 283,451.10 and 114,758.84

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Solution

The fourth proportional to 205,401.08, 283,451.10 and 114,758.84 is: 158,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,401.08 : 283,451.10 = 114,758.84 : x
  2. Step 2: Convert to fraction form
    205,401.08/283,451.10 = 114,758.84/x
  3. Step 3: Cross multiply
    205,401.08x = 283,451.10 × 114,758.84
  4. Step 4: Simplify right side
    205,401.08x = 32,528,519,432.72
  5. Step 5: Solve for x
    x = 32,528,519,432.72/205,401.08
  6. Step 6: Final answer
    x = 158,365.86

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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.