Home / 127,946.85-192,086.58-98,385.44

Finding the Fourth Proportional to 127,946.85, 192,086.58 and 98,385.44

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Solution

The fourth proportional to 127,946.85, 192,086.58 and 98,385.44 is: 147,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,946.85 : 192,086.58 = 98,385.44 : x
  2. Step 2: Convert to fraction form
    127,946.85/192,086.58 = 98,385.44/x
  3. Step 3: Cross multiply
    127,946.85x = 192,086.58 × 98,385.44
  4. Step 4: Simplify right side
    127,946.85x = 18,898,521,479.14
  5. Step 5: Solve for x
    x = 18,898,521,479.14/127,946.85
  6. Step 6: Final answer
    x = 147,706.03

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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.