Home / 194,922.80-292,384.20-54,705.20

Finding the Fourth Proportional to 194,922.80, 292,384.20 and 54,705.20

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Solution

The fourth proportional to 194,922.80, 292,384.20 and 54,705.20 is: 82,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,922.80 : 292,384.20 = 54,705.20 : x
  2. Step 2: Convert to fraction form
    194,922.80/292,384.20 = 54,705.20/x
  3. Step 3: Cross multiply
    194,922.80x = 292,384.20 × 54,705.20
  4. Step 4: Simplify right side
    194,922.80x = 15,994,936,137.84
  5. Step 5: Solve for x
    x = 15,994,936,137.84/194,922.80
  6. Step 6: Final answer
    x = 82,057.80

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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.