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Finding the Fourth Proportional to 79,895.01, 119,842.53 and 27,304.95

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Solution

The fourth proportional to 79,895.01, 119,842.53 and 27,304.95 is: 40,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,895.01 : 119,842.53 = 27,304.95 : x
  2. Step 2: Convert to fraction form
    79,895.01/119,842.53 = 27,304.95/x
  3. Step 3: Cross multiply
    79,895.01x = 119,842.53 × 27,304.95
  4. Step 4: Simplify right side
    79,895.01x = 3,272,294,289.52
  5. Step 5: Solve for x
    x = 3,272,294,289.52/79,895.01
  6. Step 6: Final answer
    x = 40,957.43

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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.