Home / 194,933.80-292,400.70-54,716.20

Finding the Fourth Proportional to 194,933.80, 292,400.70 and 54,716.20

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Solution

The fourth proportional to 194,933.80, 292,400.70 and 54,716.20 is: 82,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,933.80 : 292,400.70 = 54,716.20 : x
  2. Step 2: Convert to fraction form
    194,933.80/292,400.70 = 54,716.20/x
  3. Step 3: Cross multiply
    194,933.80x = 292,400.70 × 54,716.20
  4. Step 4: Simplify right side
    194,933.80x = 15,999,055,181.34
  5. Step 5: Solve for x
    x = 15,999,055,181.34/194,933.80
  6. Step 6: Final answer
    x = 82,074.30

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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.