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Finding the Fourth Proportional to 58,608.97, 87,912.24 and 14,235.95

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Solution

The fourth proportional to 58,608.97, 87,912.24 and 14,235.95 is: 21,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,608.97 : 87,912.24 = 14,235.95 : x
  2. Step 2: Convert to fraction form
    58,608.97/87,912.24 = 14,235.95/x
  3. Step 3: Cross multiply
    58,608.97x = 87,912.24 × 14,235.95
  4. Step 4: Simplify right side
    58,608.97x = 1,251,514,419.42
  5. Step 5: Solve for x
    x = 1,251,514,419.42/58,608.97
  6. Step 6: Final answer
    x = 21,353.63

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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.