Home / 109,968.23-151,769.45-62,212.35

Finding the Fourth Proportional to 109,968.23, 151,769.45 and 62,212.35

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Solution

The fourth proportional to 109,968.23, 151,769.45 and 62,212.35 is: 85,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,968.23 : 151,769.45 = 62,212.35 : x
  2. Step 2: Convert to fraction form
    109,968.23/151,769.45 = 62,212.35/x
  3. Step 3: Cross multiply
    109,968.23x = 151,769.45 × 62,212.35
  4. Step 4: Simplify right side
    109,968.23x = 9,441,934,517.43
  5. Step 5: Solve for x
    x = 9,441,934,517.43/109,968.23
  6. Step 6: Final answer
    x = 85,860.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.