Home / 205,134.15-283,099.31-114,507.75

Finding the Fourth Proportional to 205,134.15, 283,099.31 and 114,507.75

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Solution

The fourth proportional to 205,134.15, 283,099.31 and 114,507.75 is: 158,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,134.15 : 283,099.31 = 114,507.75 : x
  2. Step 2: Convert to fraction form
    205,134.15/283,099.31 = 114,507.75/x
  3. Step 3: Cross multiply
    205,134.15x = 283,099.31 × 114,507.75
  4. Step 4: Simplify right side
    205,134.15x = 32,417,064,442.11
  5. Step 5: Solve for x
    x = 32,417,064,442.11/205,134.15
  6. Step 6: Final answer
    x = 158,028.61

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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.