Home / 116,180.20-173,838.30-85,076.20

Finding the Fourth Proportional to 116,180.20, 173,838.30 and 85,076.20

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Solution

The fourth proportional to 116,180.20, 173,838.30 and 85,076.20 is: 127,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,180.20 : 173,838.30 = 85,076.20 : x
  2. Step 2: Convert to fraction form
    116,180.20/173,838.30 = 85,076.20/x
  3. Step 3: Cross multiply
    116,180.20x = 173,838.30 × 85,076.20
  4. Step 4: Simplify right side
    116,180.20x = 14,789,501,978.46
  5. Step 5: Solve for x
    x = 14,789,501,978.46/116,180.20
  6. Step 6: Final answer
    x = 127,297.96

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1.5x scale

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.