Home / 116,208.40-160,378.44-68,476.56

Finding the Fourth Proportional to 116,208.40, 160,378.44 and 68,476.56

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Solution

The fourth proportional to 116,208.40, 160,378.44 and 68,476.56 is: 94,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,208.40 : 160,378.44 = 68,476.56 : x
  2. Step 2: Convert to fraction form
    116,208.40/160,378.44 = 68,476.56/x
  3. Step 3: Cross multiply
    116,208.40x = 160,378.44 × 68,476.56
  4. Step 4: Simplify right side
    116,208.40x = 10,982,163,869.37
  5. Step 5: Solve for x
    x = 10,982,163,869.37/116,208.40
  6. Step 6: Final answer
    x = 94,504.05

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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.