Home / 144,936.20-217,436.70-56,181.80

Finding the Fourth Proportional to 144,936.20, 217,436.70 and 56,181.80

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Solution

The fourth proportional to 144,936.20, 217,436.70 and 56,181.80 is: 84,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,936.20 : 217,436.70 = 56,181.80 : x
  2. Step 2: Convert to fraction form
    144,936.20/217,436.70 = 56,181.80/x
  3. Step 3: Cross multiply
    144,936.20x = 217,436.70 × 56,181.80
  4. Step 4: Simplify right side
    144,936.20x = 12,215,985,192.06
  5. Step 5: Solve for x
    x = 12,215,985,192.06/144,936.20
  6. Step 6: Final answer
    x = 84,285.26

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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.