Home / 347,968.90-521,946.33-111,311.56

Finding the Fourth Proportional to 347,968.90, 521,946.33 and 111,311.56

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Solution

The fourth proportional to 347,968.90, 521,946.33 and 111,311.56 is: 166,965.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,968.90 : 521,946.33 = 111,311.56 : x
  2. Step 2: Convert to fraction form
    347,968.90/521,946.33 = 111,311.56/x
  3. Step 3: Cross multiply
    347,968.90x = 521,946.33 × 111,311.56
  4. Step 4: Simplify right side
    347,968.90x = 58,098,660,228.57
  5. Step 5: Solve for x
    x = 58,098,660,228.57/347,968.90
  6. Step 6: Final answer
    x = 166,965.09

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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.