Home / 146,771.30-219,865.35-80,092.10

Finding the Fourth Proportional to 146,771.30, 219,865.35 and 80,092.10

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Solution

The fourth proportional to 146,771.30, 219,865.35 and 80,092.10 is: 119,979.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,771.30 : 219,865.35 = 80,092.10 : x
  2. Step 2: Convert to fraction form
    146,771.30/219,865.35 = 80,092.10/x
  3. Step 3: Cross multiply
    146,771.30x = 219,865.35 × 80,092.10
  4. Step 4: Simplify right side
    146,771.30x = 17,609,477,598.74
  5. Step 5: Solve for x
    x = 17,609,477,598.74/146,771.30
  6. Step 6: Final answer
    x = 119,979.03

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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.