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Finding the Fourth Proportional to 60,304.37, 90,460.91 and 15,930.55

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Solution

The fourth proportional to 60,304.37, 90,460.91 and 15,930.55 is: 23,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,304.37 : 90,460.91 = 15,930.55 : x
  2. Step 2: Convert to fraction form
    60,304.37/90,460.91 = 15,930.55/x
  3. Step 3: Cross multiply
    60,304.37x = 90,460.91 × 15,930.55
  4. Step 4: Simplify right side
    60,304.37x = 1,441,092,049.80
  5. Step 5: Solve for x
    x = 1,441,092,049.80/60,304.37
  6. Step 6: Final answer
    x = 23,896.98

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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.