Home / 194,735.58-291,968.01-76,418.70

Finding the Fourth Proportional to 194,735.58, 291,968.01 and 76,418.70

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Solution

The fourth proportional to 194,735.58, 291,968.01 and 76,418.70 is: 114,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,735.58 : 291,968.01 = 76,418.70 : x
  2. Step 2: Convert to fraction form
    194,735.58/291,968.01 = 76,418.70/x
  3. Step 3: Cross multiply
    194,735.58x = 291,968.01 × 76,418.70
  4. Step 4: Simplify right side
    194,735.58x = 22,311,815,765.79
  5. Step 5: Solve for x
    x = 22,311,815,765.79/194,735.58
  6. Step 6: Final answer
    x = 114,574.93

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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.