Home / 116,771.43-174,517.36-85,247.87

Finding the Fourth Proportional to 116,771.43, 174,517.36 and 85,247.87

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Solution

The fourth proportional to 116,771.43, 174,517.36 and 85,247.87 is: 127,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,771.43 : 174,517.36 = 85,247.87 : x
  2. Step 2: Convert to fraction form
    116,771.43/174,517.36 = 85,247.87/x
  3. Step 3: Cross multiply
    116,771.43x = 174,517.36 × 85,247.87
  4. Step 4: Simplify right side
    116,771.43x = 14,877,233,441.20
  5. Step 5: Solve for x
    x = 14,877,233,441.20/116,771.43
  6. Step 6: Final answer
    x = 127,404.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.