Home / 205,143.33-283,124.57-114,518.10

Finding the Fourth Proportional to 205,143.33, 283,124.57 and 114,518.10

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Solution

The fourth proportional to 205,143.33, 283,124.57 and 114,518.10 is: 158,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,143.33 : 283,124.57 = 114,518.10 : x
  2. Step 2: Convert to fraction form
    205,143.33/283,124.57 = 114,518.10/x
  3. Step 3: Cross multiply
    205,143.33x = 283,124.57 × 114,518.10
  4. Step 4: Simplify right side
    205,143.33x = 32,422,888,308.84
  5. Step 5: Solve for x
    x = 32,422,888,308.84/205,143.33
  6. Step 6: Final answer
    x = 158,049.92

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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.