Home / 146,270.14-219,239.34-67,221.02

Finding the Fourth Proportional to 146,270.14, 219,239.34 and 67,221.02

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Solution

The fourth proportional to 146,270.14, 219,239.34 and 67,221.02 is: 100,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,270.14 : 219,239.34 = 67,221.02 : x
  2. Step 2: Convert to fraction form
    146,270.14/219,239.34 = 67,221.02/x
  3. Step 3: Cross multiply
    146,270.14x = 219,239.34 × 67,221.02
  4. Step 4: Simplify right side
    146,270.14x = 14,737,492,058.93
  5. Step 5: Solve for x
    x = 14,737,492,058.93/146,270.14
  6. Step 6: Final answer
    x = 100,755.30

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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.