Home / 194,766.35-291,973.17-76,405.91

Finding the Fourth Proportional to 194,766.35, 291,973.17 and 76,405.91

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Solution

The fourth proportional to 194,766.35, 291,973.17 and 76,405.91 is: 114,539.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,766.35 : 291,973.17 = 76,405.91 : x
  2. Step 2: Convert to fraction form
    194,766.35/291,973.17 = 76,405.91/x
  3. Step 3: Cross multiply
    194,766.35x = 291,973.17 × 76,405.91
  4. Step 4: Simplify right side
    194,766.35x = 22,308,474,289.57
  5. Step 5: Solve for x
    x = 22,308,474,289.57/194,766.35
  6. Step 6: Final answer
    x = 114,539.68

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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.