Home / 116,204.40-174,364.02-68,817.58

Finding the Fourth Proportional to 116,204.40, 174,364.02 and 68,817.58

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Solution

The fourth proportional to 116,204.40, 174,364.02 and 68,817.58 is: 103,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,204.40 : 174,364.02 = 68,817.58 : x
  2. Step 2: Convert to fraction form
    116,204.40/174,364.02 = 68,817.58/x
  3. Step 3: Cross multiply
    116,204.40x = 174,364.02 × 68,817.58
  4. Step 4: Simplify right side
    116,204.40x = 11,999,310,113.43
  5. Step 5: Solve for x
    x = 11,999,310,113.43/116,204.40
  6. Step 6: Final answer
    x = 103,260.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.