Home / 116,928.46-161,362.83-69,180.58

Finding the Fourth Proportional to 116,928.46, 161,362.83 and 69,180.58

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Solution

The fourth proportional to 116,928.46, 161,362.83 and 69,180.58 is: 95,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,928.46 : 161,362.83 = 69,180.58 : x
  2. Step 2: Convert to fraction form
    116,928.46/161,362.83 = 69,180.58/x
  3. Step 3: Cross multiply
    116,928.46x = 161,362.83 × 69,180.58
  4. Step 4: Simplify right side
    116,928.46x = 11,163,174,169.84
  5. Step 5: Solve for x
    x = 11,163,174,169.84/116,928.46
  6. Step 6: Final answer
    x = 95,470.12

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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.