Home / 194,990.09-292,495.59-54,759.65

Finding the Fourth Proportional to 194,990.09, 292,495.59 and 54,759.65

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Solution

The fourth proportional to 194,990.09, 292,495.59 and 54,759.65 is: 82,142.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,990.09 : 292,495.59 = 54,759.65 : x
  2. Step 2: Convert to fraction form
    194,990.09/292,495.59 = 54,759.65/x
  3. Step 3: Cross multiply
    194,990.09x = 292,495.59 × 54,759.65
  4. Step 4: Simplify right side
    194,990.09x = 16,016,954,672.47
  5. Step 5: Solve for x
    x = 16,016,954,672.47/194,990.09
  6. Step 6: Final answer
    x = 82,142.41

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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.