Home / 114,580.50-158,140.11-66,833.85

Finding the Fourth Proportional to 114,580.50, 158,140.11 and 66,833.85

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Solution

The fourth proportional to 114,580.50, 158,140.11 and 66,833.85 is: 92,241.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,580.50 : 158,140.11 = 66,833.85 : x
  2. Step 2: Convert to fraction form
    114,580.50/158,140.11 = 66,833.85/x
  3. Step 3: Cross multiply
    114,580.50x = 158,140.11 × 66,833.85
  4. Step 4: Simplify right side
    114,580.50x = 10,569,112,390.72
  5. Step 5: Solve for x
    x = 10,569,112,390.72/114,580.50
  6. Step 6: Final answer
    x = 92,241.81

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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.