Home / 116,927.46-161,361.45-69,179.58

Finding the Fourth Proportional to 116,927.46, 161,361.45 and 69,179.58

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Solution

The fourth proportional to 116,927.46, 161,361.45 and 69,179.58 is: 95,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,927.46 : 161,361.45 = 69,179.58 : x
  2. Step 2: Convert to fraction form
    116,927.46/161,361.45 = 69,179.58/x
  3. Step 3: Cross multiply
    116,927.46x = 161,361.45 × 69,179.58
  4. Step 4: Simplify right side
    116,927.46x = 11,162,917,339.19
  5. Step 5: Solve for x
    x = 11,162,917,339.19/116,927.46
  6. Step 6: Final answer
    x = 95,468.74

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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.